Team

We’re mission-driven and committed to providing universal access to great educational experiences.
Our trusted group of mentors who bring in their expertise and years of experience.
Our CK-12 content authors are educators and subject matter experts.

Neeru Khosla
Exec. Director & Co-Founder
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Neeru Khosla

Neeru Khosla is currently the Co-Founder and Executive Director of CK-12 Foundation, a non-profit organization, which aims to provide K-12 learning materials that is customizable, aligned to requirements, and free for all, in the US and worldwide. Mrs. Khosla currently serves as a member on several advisory boards, including The Nueva School’s Board of Trustees, the Board of Directors for High Tech High School’s Graduate School of Education, the Advisory Board for the Wikimedia Foundation, the Advisory Board for DonorsChoose, the Advisory Board for Stanford University’s School of Education, the Advisory Board for IDEO.org, and is one of the founding members of the K-12 Initiative of the Design School (Hasso Plattner Institute of Design) at Stanford University.

Miral Shah
Chief Technology Officer
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Miral Shah

Miral joins us from McGraw-Hill Higher Education (MHHE). In his most recent role at MHHE, Miral served as VP of Technology. In this capacity, Miral was responsible for all of MHHE’s digital platforms including McGraw-Hill ‘Connect’ and McGraw-Hill ‘Create’.

Miral started his career at MHHE in the software development team. Miral served as a chief architect and led a geographically distributed team of software engineers to create McGraw-Hill’s “Connect” platform. After successfully launching the Connect platform, Miral moved on to head Digital products group for MHHE’s Business & Economics (B&E) group. At B&E, Miral worked with internal teams (Editorial, Marketing, Sales, Production) and customers (Instructor, Students and Institutions) to drive innovative and pedagogically superior digital products and services.

Prior to McGraw-Hill, Miral worked for a silicon valley based company called eBusiness Design (eBD) for five years. During his tenure at eBD, Miral and his team closely worked with Pearson Education to build their course management and learning management platform for their K-12 market. Miral has more than 12 years of experience driving digital products and technology platforms for the Education industry (K-12 and Higher Education).

Miral is very passionate about education, technology and its combination.

Salim Imani
Vice President of Engineering, CK-12 India
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Salim N Imani

Salim is our leader for CK-12 Foundation’s Product Development Center in Bangalore, India. Salim joins CK-12 Foundation’s from eBay Inc. where he was the Director of Engineering, leading engineering teams for PayPal’s Checkout and Commerce Experience for eBay Marketplaces.

He has also played leadership roles in product companies such as Microsoft, Adobe, Intuit, and a startup. At Adobe, he led the team that built an eLearning Content creation tool.

Salim has a Masters in Computers Science at University of Alabama at Birmingham and an MBA from City University, Seattle.

Salim brings in two decades of experience building world class products. At CK-12 Foundation, he is excited about revolutionizing education using technology and innovation to provide customized and highly engaging experiences that will increase learning for a student anywhere in the world.

Hetav Sanghavi
Business Development Manager

Chetan Agarwal
Software Engineer

Stephen AuYeung
Software Architect

Kathleen Barretto
UX Designer

Mehernosh Bhathena
Software Developer

Mayur Devatwal
UX Designer

Suzy Cho
UX Designer

Kamal Dhindsa
Systems Administrator

Jerod Garner
Marketing Associate

Priscila Encarnacion
UX Designer

Ravi Gidwani
Software Developer

Carl Haley
Sr. Content Manager

Katie Hamon
Math Content Specialist

Stephanie Hom
UX Manager

Gil Hoskins
Math Content Manager

Nachiket Karve
User Interface Developer

Julie Manuel
Office Manager

Tracie Mastronicola
Science Content Specialist

Felix Nance
Support

Rahul Nanda
Software Developer

William Oakley
Science Associate

Chris Nowack
Product Manager

Nimish Pachapurkar
Software Architect

Ashwin Patel
Sr. Product Manager

Grace Pilling
Science Editorial Associate

Gandhi Rai
Software Developer

Thejaswi Raya
Software Developer
(Machine Learning)

Alexander Ressler
Developer

Andy Set
Sr. Implementations and Community Manager

Hemanth Sharma
Sr. UX Designer

Joy Sheng
Content Product Manager

Katie Sinclear
Digital Content Specialist

Audrey Smith
Senior Accounting Manager

Raquel Soriano
Sr. UX Designer

Larame Spence
Senior Math Specialist

Shreyas Subramaniam
Software Developer

Briggs Subramaniam
Product Manager

Dela Tsiagbe
Operations/IT

Julien Van Reeth
Project Manager

Sridhar Venkat Iyer
Product Manager Tutoring

Christina Vu
Office Assistant

Juli Weiss
Science Content Manager

Join the Team

Vinod Khosla

Vinod Khosla was a co-founder of Daisy Systems and founding Chief Executive Officer of Sun Microsystems where he pioneered open systems and commercial RISC processors. Vinod serves on the boards of Ausra, eASIC, Spatial Photonics, and Xsigo. Sun was funded by Kleiner Perkins and in 1986 Vinod switched sides and joined Kleiner Perkins Caufield & Byers (KPCB). In 2004, driven by the need for flexibility and a desire to be more experimental, to fund sometimes imprudent “science experiments,” and to take on both “for profit” and for “social impact” ventures, he formed Khosla Ventures. Khosla Ventures focuses on both traditional venture capital technology investments and clean technology ventures. Social ventures include affordable housing, microfinance among others. Vinod holds a Bachelor of Technology in Electrical Engineering from the Indian Institute of Technology in New Delhi, a Master’s in Biomedical Engineering from Carnegie Mellon.
Andy Bechtolsheim

Andy Bechtolsheim, co-founder of Sun Microsystems, Inc. and employee number one, is Chief Architect and Senior Vice President for the Systems Group, and is also a member of Sun’s executive management team. In this role, Bechtolsheim drives the rapid productization of next generation network server technologies.

Bechtolsheim brings with him over 25 years of Network Computing knowledge and expertise. He was a co-founder of Sun Microsystems where he held a variety of roles including Vice President of Technology and Chief Architect of Sun’s highly successful workstation product line. He invented the “Stanford University Network workstation” that eventually became the Sun-1 Workstation and was instrumental in launching other successful Sun products, including the SparcStation 1.

Bechtolsheim left Sun in 1995 to found Granite Systems, a Gigabit Ethernet start-up company, that was acquired by Cisco Systems in 1996. Andy became Vice President of Engineering and later Vice President General Manager of Cisco’s Gigabit Systems business which developed the Catalyst 4000 family, the industry’s highest volume modular Ethernet switching platform. Bechtolsheim returned to Sun via the Kealia, Inc. acquisition, a company which he co-founded to develop advanced server technology. Bechtolsheim received a MS in computer engineering from Carnegie Mellon University in 1976 and he was a PhD student in Computer Science and Electrical Engineering at Stanford University from 1977 to 1982. He has been honored with a Fulbright scholarship, a German National Merit Foundation scholarship, the Stanford Entrepreneur Company of the year award, the Smithsonian Leadership Award for Innovation and is a member of the National Academy of Engineering.
Larry Rosenstock

Larry Rosenstock taught carpentry for eleven years, after law school, in urban high schools in Boston and Cambridge. He served as staff attorney for two years at the Harvard Center for Law and Education, and was a lecturer at the Harvard Graduate School of Education for five years. Larry was principal of the Rindge School of Technical Arts, and of the Cambridge Rindge and Latin School. He directed the federal New Urban High School Project, was president of the Price Charitable Fund, and is the founding principal of High Tech High in San Diego. Larry’s program, “CityWorks,” won the Ford Foundation Innovations in State and Local Government Award in 1992, and he is an Ashoka Fellow.
Graham Spencer

As the Chief Technology officer, Graham Spencer designed and built the JotSpot application wiki foundation. He currently spearheads all technology design and development for the company. Prior to JotSpot, Graham spent three years as a co-founder of Digitalconsumer.org, a consumer rights organization that works to preserve consumers’ existing digital rights as well as get passed into law its Consumer Technology Bill of Rights. He continues to run Digitalconsumer.org as a non-profit. Graham was formerly the original Chief Technology Officer and co-founder of Excite.com, the popular Internet search engine and portal. Graham is widely recognized as one of the first technologists developing search technologies for the mainstream. He has teamed with Joe Kraus, JotSpot co-founder, on technology and company entrepreneurial efforts for the last 12 years. Graham holds a BS and MS in Computer Science from Stanford University.
Deborah Stipek

Deborah J. Stipek, Ph.D. is the James Quillen Dean and Professor of Education at Stanford University. Her doctorate is from Yale University in developmental psychology. Her scholarship concerns instructional effects on children’s achievement motivation, early childhood education, elementary education and school reform. In addition to her scholarship, she served for five years on the Board on Children, Youth, and Families of the National Academy of Sciences and chaired the National Academy of Sciences Committee on Increasing High School Students’ Engagement & Motivation to Learn. Dr. Stipek served 10 of her 23 years at UCLA as Director of the Corinne Seeds University Elementary School and the Urban Education Studies Center. She joined the Stanford School of Education as Dean and Professor of Education in January 2001. She is a member of the National Academy of Education.

Kim Totah

Kim is a co-founder and partner of McCabe & Totah, LLP, a firm providing accounting, tax and family office services to high-net-worth families. Prior to starting the firm in 1992, Kim was a tax manager at Ernst & Young where she worked with a range of clients including individuals with complex financial situations. She has a M.S. in Taxation degree from San Jose State University and a B.S. degree in Accounting from Santa Clara University.

Jimmy Wales

Jimmy “Jimbo” Wales, is an American Internet entrepreneur best known for founding Wikipedia.org, as well as other wiki-related organizations, including the charitable organization Wikimedia Foundation, and the for-profit company Wikia, Inc.Wales received his Bachelor’s degree in finance from Auburn University and his Master’s in finance from University of Alabama. He was appointed a fellow of the Berkman Center for Internet & Society at Harvard Law School in 2005 and in 2006, he joined the Board of Directors of the non-profit organization Creative Commons.In January of 2001, Wales started Wikipedia.org, the online encyclopedia that anyone can edit and today Wikipedia and its sister projects are among the top-five most visited sites on the web (comScore, January 2009). In mid-2003, Wales set up the Wikimedia Foundation, a non-profit organization based in St. Petersburg, Florida, to support Wikipedia.org. The Foundation, now based in downtown San Francisco, boasts a staff of close to thirty focusing on fundraising, technology, and programming relating to the expansion of Wikipedia. Wales now sits on the board of trustees of the Wikimedia Foundation, and as founder continues to act as a key spokesperson.In 2004, Wales co-founded Wikia, Inc., a for-profit company that enables groups of people to share information and opinions that fall outside the scope of an encyclopedia. Wikia’s community-created wikis range from video games and movies to finance and environmental issues. Wikia, Inc., attracts more than 30 million unique visitors per month to its 10,000+ enthusiast communities.In 2007, The World Economic Forum recognized Wales as one of the “Young Global Leaders.” This prestigious award acknowledges the top 250 young leaders for their professional accomplishments, their commitment to society and their potential to contribute to shaping the future of the world. In addition, Wales received the “Time 100 Award” in 2006, as he was named one of the world’s most influential people in the “Scientists & Thinkers” category.

Math

Brenda Meery

Brenda Meery is a retired teacher of the Cape Breton Victoria Regional School Board. Her career has included positions in elementary and secondary schools. As well, Mrs. Meery has worked at the Department of Education on many projects in mathematics. Over the past 35 years in education, her career has provided her with many experiences including those listed below. These experiences have been the direct result of mobility and opportunity within the teaching profession. Each experience has provided her with valuable knowledge which she has used to enhance her teaching career.

Author and Reviewer

Ellen Lawsky

Ellen currently lives in Belgium, Brussels where she has been since 2001. Until 2008 she worked at the International School of Brussels as Head of the High School and as a teacher of AP Statistics and IB Math Standard Level. She has also taught high school mathematics at Sandy Spring Friends School and at Sidwell Friends School in Washington, D.C. At the college level, Ellen has taught statistics at California State University Sacramento and at George Washington University in Washington, D.C. She has worked as a mathematical statistician for the Internal Revenue Service. Ellen has a Master’s degree in mathematical statistics from the University of California at Davis and all but a dissertation (ABD) in mathematical statistics from George Washington University in Washington, DC. Ellen has worked for CK-12 since 2008 as a reviewer and author. In addition to this work she teaches a semester course, Statistics for Lawyers, at the University of California at Irvine School of Law and is an IB Examiner for Mathematics Standard Level.

Domain Expert, Author, and Reviewer

Jen Kershaw

Jen Kershaw has a B.A. in Theater from The University of South Florida, a Master’s of Science in Education from Wheelock College in Boston, Massachusetts and a Waldorf Teaching Certification from Antioch University. Ms. Kershaw began her teaching in residential programs with emotionally disturbed adolescents. It was there that she fell in love with mathematics and made it her mission to become an innovative, creative math teacher. She received an Excellence in Education Award in 1999 for mathematics and has twelve years of classroom teaching experience, six of which are in the area of middle school mathematics. Ms. Kershaw published her first entire curriculum unit titled, “The Great Equation Race” with Interact, Inc. in 2006. In 2009, Ms. Kershaw began working with CK-12 Foundation first as an editor, then as a domain expert. She currently works for CK-12 as a writer, editor, and domain expert.

Domain Expert, Author, and Reviewer

Kaitlyn Spong

Kaitlyn Spong has worked on numerous math projects for CK-12 since June of 2008. Kaitlyn earned a B.S. in Mathematics with high honors from Haverford College in 2007 and an M.A. in Teaching Mathematics from Stanford University in 2008. Kaitlyn taught math at the high school level for four years before recently moving to the community college level.

Kaitlyn is passionate about improving mathematics education and helping students to find success and joy in math. In the past year Kaitlyn pursued National Board Certification for Mathematics and mentored student teachers from Stanford University. She has also attended the Park City Mathematics Institute where she collaborated with other math educators from around the country. Kaitlyn is thrilled to be working with CK-12 to offer free, high quality educational content.

Domain Expert, Author, and Reviewer

Kate Dirga

Kate Dirga has a BA in Mathematics from West Virginia University and a Master’s in Secondary Mathematics Education from Virginia Tech. She holds National Board Certification and is currently teaching at Robinson Secondary School in Fairfax County, VA. Previously she taught for 13 years at George Mason HS in Falls Church City, VA. She’s currently co-authoring CK-12′s Algebra II with Trigonometry.

Domain Expert, Author

Kathy Kehrli

Kathy Kehrli is a professional writer and editor with an emphasis in math educational content. She possesses extensive experience in creating mathematics activities, exercises and assessments as well as standardized test questions. She also regularly edits and fact checks mathematical material. Her specialty levels are middle grade and high school, with a personal preference for Algebra topics. She possesses a Bachelor’s degree magna cum laude in mathematics with a secondary degree in French. She is currently pursuing an MFA degree in creative nonfiction on a part-time basis. She has been collaborating with CK-12 since March 2011.

Domain Expert, Author, Reviewer

Nate Seely

Nate Seely is an experienced middle and high school mathematics (pre-algebra to calculus and statistics) and science (physics, chemistry) tutor in Menlo Park CA, who is knowledgeable about district curricula as well as CA and Common Core standards. Nate has over 30 years of technical, mathematics/physics intensive experience in the research, development and deployment of advanced satellite communications systems. Nate joined the CK-12 team in August 2012 at the urging of his daughter, a summer college intern, and is very excited to be part of CK-12′s mission to provide web-based, Open Source, standards-correlated, flexible educational materials to students and teachers.Nate holds a Bachelor’s degree in Electrical Engineering from MIT, and Master’s and Ph.D. degrees in Electrical Engineering from Stanford University.

Domain Expert, Author, Reviewer

Larame Spence

Author, editor, and video instructor/producer Larame Spence initially became familiar with CK-12 curriculum as a mathematics instructor at Desiderata Schools, and has been a very happy member of the CK-12 Mathematics team since 2010. Larame has over 20 years of experience in mathematics and science (Physics) instruction at the middle school, high school, and college levels, and has served as Director of Programs at Desiderata Schools since 2000. Larame’s CK-12 projects include over 600 instructional videos in mathematics, and the authoring and/or editing of: Math 6, Math 7, and Math Analysis Concepts Collections.

Domain Expert, Author, Reviewer

Lori Jordan

Lori graduated from UCLA in 2001 with a BS in Mathematics and in 2002 earned her Master’s in Education and teaching credential. Also in 2002, she began teaching mathematics at the high school level. She has taught in Los Angeles, Washington DC, and Santa Barbara and has taught Algebra I, Geometry, Honors Geometry, Algebra II, Honors Algebra II with Trigonometry, Statistics and Pre-Calculus. In 2007, she left teaching to become a stay-at-home mom. In 2008, Lori realized that she missed teaching, primarily curriculum development, and joined the CK-12 staff. Since then, she has edited the Trigonometry, Statistics, and Geometry texts and authored the Teacher Edition of Geometry. She is currently working on the first edition of the Algebra II with Trigonometry text.

Domain Expert, Author, Reviewer

Mark Spong

Mark Spong is a contributing author for CK-12. Mark earned a B.A. in Mathematics from Harvard College in 2008, an M.A. in Education from Stanford University in 2008, and an M.S. in Mathematics from the University of Connecticut in 2013. Mark taught math at the high school level for four years before returning to graduate school. He is currently an actuary. While teaching high school, Mark was a Knowles Science and Math Teaching Fellow and was featured on local radio and television for innovative teaching practices. He is passionate about using data effectively to inform teaching and has published and presented on his use of “Data Driven Instruction.” Mark is proud that more people will have access to free, high quality educational content through CK-12.

Author

Science

Boris Korsunsky, Ed.D.

Boris Korsunsky is a physics teacher at Weston High School in Massachusetts. Boris holds two master’s degrees from his native Russia and a doctorate from Harvard School of Education. He is a former coach of the US Physics Team, a widely published author, educational consultant and a winner of 2011 Amgen Award for Science Teaching Excellence.

Physics Domain Expert

Bradley Hughes, Ph.D.

Dr. Hughes has been working with CK-12 since April 2011 as a Reviewer and Domain Expert in both the Mathematics and Physics fields. He brings his educational experience with three Bachelor’s degrees (Physics, Mathematics, Philosophy), two Master’s degrees (Physics, Education) and a Ph.D. (Physics), along with time spent working as an educator at many levels (High School, Community College, 4 year University) with him.

Physics Domain Expert, Physical Science Domain Expert, Technical Editor, and Author

Dana Desonie, Ph.D.

Dana Desonie’s set of eight books on environmental issues entitled “Our Fragile Planet” has just been released by Chelsea House. Booklist named “Oceans: How We Use the Seas” as one of the top ten environmental books for youth for 2007! Besides environmental science, Dana also writes and edits in the fields of geology, oceanography, and biology. With a doctorate in oceanography and a trip to the bottom of the ocean in the research submersible Alvin under her belt, she now lives in the Sonoran Desert with her neuroscientist husband and their two children.

Earth Science Author

Darryl Morrell, Ph.D.

Darryl Morrell received his B.S., M.S., and Ph.D. degrees in Electrical Engineering in 1984, 1986, and 1988 from Brigham Young University. He is currently an associate professor of engineering at Arizona State University, where he is participating in the design and implementation of a multi-disciplinary undergraduate engineering program using innovative, research-based pedagogical and curricular approaches. He has been actively involved in the development of open educational resources and has authored modules with the Connexions project (an open source curriculum authoring system). His technical research interests include stochastic decision theory applied to sensor scheduling and information fusion, and, more recently, application of research based pedagogy to engineering education.

Engineering Author, Technical Editor

David Armstrong, Ph.D.

David S. Armstrong is a Professor of Physics at the College of William and Mary in Williamsburg, Virginia. He received his education in Canada, with degrees in physics from McGill University (B.Sc), Queen’s University (M.Sc.) and the University of British Columbia (Ph.D.). He did post-doctoral research with Virginia Tech, working at the TRIUMF laboratory in Vancouver, and with the University of California (Berkeley), working at CERN in Geneva, before coming to William & Mary. His field of research is experimental nuclear and particle physics; he has conducted research using beams of protons, muons, pions, antiprotons, photons and electrons. Recently, most of his research has been conducted at the Thomas Jefferson National Accelerator Facility, in Newport News, Virginia. He has had the privilege of teaching physics at the undergraduate and graduate level at William & Mary, and mentoring undergraduate and graduate students in nuclear physics research projects. He enjoys reading, sailing, and playing jazz guitar.

Physics Domain Expert

Donald Calbreath, Ph.D.

Donald Calbreath received his Ph.D in biochemistry from Ohio State University in 1968 background in clinical laboratory medicine. He was a Chemistry professor at Whitworth University from 1984-2006. After retiring in 2006, he wrote homeschool materials from 2006-2012 and taught homeschoolers online from 2010-2012. In his free time, he enjoys reading mystery novels, playing guitar, and collecting traditional Southern music.

Chemistry Domain Expert and Author

Douglas Wilkin, Ph.D.

Douglas Wilkin, Ph.D., is the science department chair and coordinator of the STEAM Initiative at the American University Preparatory School in Los Angeles, CA. Prior to teaching, Dr. Wilkin had an extensive career as a biomedical scientist, holding faculty positions at Cedars-Sinai Medical Center in Los Angeles and the National Institutes of Health in Bethesda, MD, where he studied birth defects focusing on skeletal disorders. He also held a faculty position with the Federal Bureau of Investigation Academy in Quantico, VA, where he led a team developing forensic DNA technologies.

Life Science and Biology Domain Expert, Technical Editor and Author

Geoff Ruth

Geoff Ruth teaches chemistry, AP Chemistry, geology, and environmental science at the Urban School of San Francisco. Before coming to Urban, he taught science at Leadership High School for five years, and wrote chemistry curriculum at Lawrence Hall of Science. Geoff earned a geology degree from Carleton College, and tries to integrate many different science and math topics into his classes. When not teaching, he enjoys bicycling, rock climbing, woodworking, and exploring the Sierra.

Earth Science Domain Expert

Haven Giguere

Haven Giguere has a Fine Arts degree from the university of New Hampshire and has worked as a free-lance illustrator for a number of years.

Artist

Heidi Bjerke

Heidi Bjerke achieved her B.S. Biology for Secondary Ed from Dakota State University and her M.S. Space Studies from University of North Dakota. Additionally, she has 12 years of teaching experience in high school science and social science. Currently, she is an Instructional Technology Coach and helps teachers in her district to integrate technology into the curriculum.

Earth Science Multimedia, Quizzes & Tests

Ira Nirenberg, M.S.

Ira worked six years as an exploration geophysicist for a major oil company before changing careers. He spent the next 25 years teaching physics and math to gifted high school students and college students while conducting hundreds of workshops for middle and high school teachers. Ira has written three books: Intermediate Physics, The Fraction ThinkBook , and Living with Math.

Physics Author

Ivory Hills, Ph.D.

Ivory Hills is a Science Teacher at Deerfield Academy. Prior to becoming a teacher, he was a researcher in a variety of areas including: organic synthesis, drug discovery and catalysis. He believes that science combined with compassion can make the world a better place.

Chemistry RWA Author

James Dann, Ph.D.

James H. Dann was born and raised in San Francisco. He attended Lowell High School and went on to UC Santa Barbara where he received a B.S. in physics. James then went to grad school at UC Santa Cruz where he joined Alan Litke’s research group at CERN, the largest particle physics lab in the world. James worked at CERN, in Switzerland, for 4 years where his research earned him a Ph.D. in particle physics. James then moved back to San Francisco and lived with his oldest son Aaron, while teaching high school in the city. After seven wonderful years teaching high school, James went on to work as a Senior Engineer for GMW in Silicon Valley. James has since returned to his true passion of teaching high school at Menlo School and lives with his wife, Nisha, and second son, Ashaan, in the Bay Area.

Physics Author

Jean Brainard, Ph.D.

Dr. Jean M. Brainard is a freelance health and science writer/editor and curriculum specialist. She received a master of science degree from the Harvard School of Public Health and master’s and doctoral degrees in anthropology from Binghamton University (SUNY). A former university professor, Dr. Brainard has written or edited hundreds of textbook chapters, other pedagogical materials, and encyclopedia articles on a diversity of subjects, as well as numerous professional publications based on her own research.

Physical Science Author, Biology Author

Judy Larson, M.A.

Judy Larson attended Westmont College where she earned a BA in Chemistry. After graduation, she moved to Taipei, Taiwan for a year and taught in the American HS. Following that, she lived in Hong Kong for six years. After, she returned to the US and received an MA in Science Education at Stanford University. Judy has been teaching chemistry in private and public high schools in California for the past 32 years.

Chemistry Domain Expert

Julie Sandeen, M.S.

Julie Sandeen is currently a high school teacher at Woodstock Academy in Connecticut and Adjunct Faculty at Eastern Connecticut State University. She is passionate about Earth Science and loves sharing that joy with her students. She received her Master’s degree in Geology from the University of Connecticut and did her undergraduate work at Smith College in Northampton, Massachusetts.

Earth Science Domain Expert and Author

Kevin Pyatt. Ph.D.

Kevin Pyatt currently serves as an Associate Professor at Regis University in Denver CO. His areas of expertise are STEM education, teacher preparation and instructional technology. Prior to Regis, he was an Assistant Professor of Science & Technology at Eastern Washington University (2007-2012). He taught high school chemistry teacher in Colorado (1997-2007). He also served as an adjunct instructor at University of California Santa Cruz in online STEM teacher preparation. He holds CO and CA Professional Teaching Licenses in Chemistry and Biology. He also holds the following degrees: B.S. in biology; M.S. Computer Information Systems/Software Engineering; Ph.D. Instructional Design for Online Learning.

Chemistry Author

Luther Richardson

Physics teacher and curriculum specialist Luther Richardson has made a career out of simultaneous endeavors that support a personal quest for knowledge. He has been teaching AP Physics since 1996 with college teaching assignments in Physics and Astronomy. Degrees in Physics from Auburn University and Systems Engineering from the Georgia Institute of Technology have supported his love of applications in planetary science and robotics. Luther has worked on multiple planetary mission concept studies for NASA, and has started his own company that works with robotics called AstroSystems. Teaching has led to a form of paying it forward with co-curricular student efforts that build 150 pound robots and launch science payloads aboard high altitude balloons. All of these simultaneous efforts could not happen without the love and support of his wife Laura and daughter Hallie Meissa.

Physics Author

Mariana Ruiz Viallareal

Mariana Ruiz Villarreal is a Mexican graphic designer specializing in illustration, Lives in Hamburg Germany and works online as a freelancer under the pseudonym of LadyofHats. Recognised as a featured illustrator on the wikimedia commons website. LadyofHats portfolio focuses on scientific and educational subjects.

Artist

Max Helix. M.S.

Max Helix completed his undergraduate degree at U.C. Berkeley, where his interests in both physical science and the brain led to a double major in chemistry and psychology. He then earned an M.S. at Stanford, where he performed research in organic chemistry. Since then, he has worked as a chemistry tutor and a freelance writer/editor for various organizations, including CK-12. He plans to return to Berkeley this fall to begin a science education Ph.D. program.

Chemistry Technical Editor / Reviewer and Author

Nina Scott

Nina Scott teaches English and Journalism at Phillips Academy in Andover, Massachusetts. where she also advises the independent student newspaper, The Phillipian. She was a newspaper reporter at The Winston Salem Journal; her stories and articles have appeared in Newsweek International, Ladies Home Journal, Playboy Magazine, The New York Times, and other publications. She is the author of Smart Soccer, a book for young athletes, and Journalism 101. She and her husband Bill Scott have three children.

Journalism Author

Patti Howell, Ph.D.

Patti Howell has been teaching high school chemistry for twelve years and college environmental science for one year. She earned her Ed.D. in Instructional Leadership from Argosy University in Sarasota, Florida; an M.Ed. in Secondary Education Biology from Columbus State University in Columbus, GA; and a B.S. in Chemistry from Armstrong State College in Savannah, GA.

Chemistry Multimedia Projects

Richard Parsons, M.A.

Richard Parsons graduated from San Jose State University in 1967 with a BA in Physical Science with a Chemistry Option and received his MA in 1968 with the same major. He taught high school honors Chemistry, Physics, and Advanced Placement Chemistry for 35 years and was the Science Department chairman for 25 years in the Santa Clara Unified School District. Mr. Parsons retired in 2000, but continued to teach Advanced Placement Chemistry part-time for another 5 years. In the early 80s, he co-authored an in-district course (text, lab book, teacher’s guide) in Integrated Science. The course was taught in all district high schools for 15 years. Mr. Parsons became an author for CK-12 in June 2008 and now serves as CK-12′s Chemistry domain expert.

Chemistry Domain Expert, Physics Author

Samantha Bacic

Samantha Bacic is a Visual Communications Designer at Slalom Consulting where she works on projects including proposals, marketing flyers, posters, name tags, and more. She has done many cool projects which include designing a logo for Jerry Rice’s jewelry line and creating marketing collateral for Picaboo. She was just elected to the board of the Menlo Park-Atherton Education Foundation (MPAEF) as the district Graphic Designer. When not at work, you will find her with her handsome better-half and two kids riding bikes to Palo Alto’s Johnson Park and sliding down the cement slide!

Artist

Terry Barchfeld

Terry Barchfeld has been a high school physics teacher since graduating Westminster College with a physics degree college in 1991. His summers are typically spent working. Summer lab work locations have included Fermi National Accelerator Laboratory, CERN’s Large Hadron Collider, and the University of Notre Dame just to name a few. He lives in Orlando with wife Esther and teaches at Timber Creek High School.

Physics Technical Editor and Author

Wade Baxter, Ph.D.

Wade Baxter teaches AP chemistry, AP environmental science, and physics at Lewis-Palmer High School in Monument, Colorado. He received a BA in chemistry from Carleton College, and both an MS and PhD in chemistry from Northwestern University. He has also taught high school in upstate New York and near San Diego, California. When not teaching, writing, or coaching volleyball, Wade enjoys running, playing basketball, and trying to climb all of Colorado’s 14,000-foot mountains.

Chemistry Author

Special Projects

Andreas Tolk, Ph.D.

Andreas Tolk holds a Ph.D. and M.S. in Computer Science, both from the University of the Federal Armed Forces in Munich, Germany. Dr. Tolk is a Professor of Engineering Management and Systems Engineering at Old Dominion University in Norfolk, Virginia. Jointly appointed to the Modeling, Simulation, and Visualization Engineering Department, he is also affiliated with the Virginia Modeling, Analysis, and Simulation Center (VMASC) as well as with the National Centers for System of Systems Engineering (NCSOSE). He has published more than 300 peer-reviewed contributions to journals, textbooks, and conferences. Dr. Tolk received the Frank Batten College of Engineering Award for Excellence in Research in 2008, the first Technical Merit Award from the Simulation Interoperability Standards Organization (SISO) in 2010, and the Outstanding Professional Contribution Award from the Society for Modeling and Simulation (SCS) in 2012.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Andy Register, Ph.D.

Andy Register earned BS, MS, and Ph.D. degrees in Electrical Engineering from the Georgia Institute of Technology. His doctoral research emphasized the simulation and real-time control of nonminimum phase mechanical systems using modern control and artificial neural network techniques. Dr. Register has approximately 20 years of experience split between R&D at GTRI and product development at two early-phase start-up companies. R&D experience centers on radar system simulation using both single and multi-processor systems. This experience includes the development of state-of-the-art computer architectures and interfaces along with their integration into human- and hardware-in-the-loop systems. More recently he has been developing advanced radar tracking algorithms, radar-control techniques, and software architectures for various sensor integration simulations. Dr. Register is also teaches graduate-level courses in systems engineering and is involved in teaching satellite mission system concepts to high school students in Atlanta.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Behzad Raiszadeh, MS

Behzad Raiszadeh, B.S. (Mechanical Engineering) University of Virginia, M.S. (Aerospace Engineering) George Washington University. Mr. Raiszadeh worked in private industry in the Washington D.C. area and Colorado Springs for ten years before joining NASA in 2000. At NASA, he was assigned to Atmospheric Flight and Entry Systems, a department responsible for the safe landing of missions to other planets. Mr. Raiszadeh was a flight dynamics engineer for the highly successful Mars Exploration Rovers (MER), helping construct the Entry, Descent, and Landing (EDL) simulations for the entire landing sequence. After the MER landings in 2004, Mr. Raiszadeh moved to the Mars Science Laboratory (MSL) project; he was responsible for mission performance modeling, simulation, and analysis. In 2007, after leaving the MSL project, he joined the Ares I launch vehicle project and served as the element manager for the upper stage. Following the cancellation of the Constellation project and the Ares I launch vehicle, he joined NASA Langley’s Office of Education as the Modeling and Simulation Education Project Manager. There, he was responsible for the technical content of the “simulation-based engineering and science teacher professional development program.” Mr. Raiszadeh led the development of this FlexBook. He is responsible for the technical content of the FlexBook and has been the primary contact person with all the authors.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Bernard “Chip” Ferguson

Bernard “Chip” Ferguson is the Program Manager for Joint Mission Environment Test Capability (JMETC) Program, part of the OSD Test Resource Management Center. Since joining the Army in 1965, Mr. Ferguson has held leadership positions in combat units, varied level staffs, the Army’s Operational Test and Evaluation Command, and Office of the Director, Test and Evaluation, Office of the Secretary of Defense. Upon retirement from active duty, Mr. Ferguson became a Division Manager and Operations Manager with SAIC supporting test and evaluation in DoD. With his vast experience in distributed testing and evaluation, Mr. Ferguson was selected for his current position in 2006.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Bridget Mariano

Bridget Mariano is a chemistry teacher and computer resource specialist, Kempsville High School, Virginia Beach Public Schools (Virginia). B.S. (Cum Laude – Biology and Chemistry) Old Dominion University. Before coming to Kempsville High School, Mrs. Mariano taught in the Math/Science Magnet Academy at Ocean Lakes High School, where she was selected as Teacher of the Year in 2010. She has made numerous presentations on modeling and simulation, both in her school district and outside, including at the MODSIM World Expo (Virginia Beach) and at the Interservice/Industry Training, Simulation, and Education Conference (Orlando). She is a National Board Certified Teacher with specialty endorsements in Adolescent and Young Adult Science Education. Outside of school, Mrs. Mariano enjoys time with her husband, Jon, and four children, Amber, Alexander, Carlie, and Chloe.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Catherine Murray, M.Ed.

Catherine Murray is a mathematics and physics teacher in Boston, MA. B.A. (Physics with a minor in Mathematics) Drew University and M.Ed. (Secondary Science Education) Boston College. She has been a Boston Public School teacher for 12 years now, teaching all levels of math as well as physics. Catherine refuses to accept the answer from her students that they “just aren’t good” at math and science. She is passionate about making both science and math education accessible to all students, especially to urban school students who come from a sweeping variety of educational backgrounds and experiences. In 2010, she was selected by NASA to participate in its Simulation-Based Aerospace Engineering Teacher Professional Development program. Catherine firmly believes that by making Modeling and Simulation an integral part of STEM curricula, it increases student buy-in to the subject as well as improves their learning outcomes. She hopes to continue working in the field of science curriculum development.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

James Batterson, M.S.

James G. Batterson, B.S. (Mathematics); M.S. (Physics) College of William & Mary. Mr. Batterson has taught high school physics and mathematics, worked as a scientific programmer for LTV Corporation, and, from 1980 until his retirement in 2008, was a research engineer at NASA Langley Research Center. At NASA he conducted flight research on the dynamics and control of aerospace vehicles, serving as Head of the Dynamics and Control Branch and, later, as Deputy Director for Strategic Development. He has also served on a number of community boards, including the Newport News School Board and New Horizons Regional Education Center Board. While at NASA, he worked on assignments for the Office of Science and Technology Policy, the National Nanotechnology Coordination Office, NASA Headquarters, and the Office of Virginia’s Secretary of Education. Upon retirement, Mr. Batterson became Senior Advisor to the Commonwealth for STEM Initiatives in Governor Tim Kaine’s administration. There he led a project that developed the “21st Century Physics Flexbook – a Compilation of Contemporary and Emerging Technologies,” an open content, freely available, web-based resource, written mostly by, and for, high school physics teachers.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

James Beltran, M.S.

James Beltran is Science Curriculum Specialist at H.M. King High School, Kingsville, TX. He received a B.S. (Biology & Chemistry) and M.S. (Biology & Neurosciences) at Texas A&M. Previously, Mr. Beltran has taught high school biology, pre-AP biology, physics, pre-AP physics, and AP physics. He is currently completing work on two additional degrees – an M.S. in Education Administration at Texas A&M and a Ph.D in Molecular and Human Genetics at Baylor College of Medicine. An undergraduate research opportunity drove his interest in how to prevent illness rather than simply treat it after the fact. This led to his development of the lesson plan, “Aliens Attack!”

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

James Bradley, Ph.D.

James Bradley, B.E. (Mechanical & Electrical Engineering) General Motors Institute, MBA (Operations Management) Dartmouth College, and Ph.D. (Industrial Engineering) Stanford University, is a professor at the Mason School of Business, College of William and Mary. With industry experience at General Motors and Digital Equipment Corporation, Professor Bradley taught at Stanford and Cornell before coming to the College of William and Mary, where he currently teaches in the Mason School of Business and carries out research in developing managerial policies that improve the flow of goods through supply chains, and how to use information technology and analytics to improve supply chain performance.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Javier Covelli

Javier (Jeff) Covelli is President, Innovative Technology Professionals and Senior Business Development Manager, Computer Sciences Corporation. B.S. (Ocean/Civil Engineering) U.S. Naval Academy, M.S. (Electrical Engineering) Naval Postgraduate School, M.S. (Industrial Engineering/Management Systems) University of Central Florida, Ph.D. (Modeling & Simulation) University of Central Florida. Dr. Covelli has a broad range of operational, training, and management experience, ranging from a U.S. Navy carrier pilot assigned to the USS George Washington through various assignments onboard ship including Weapons Systems Training Instructor, Combat Systems Officer, and Maintenance Safety Officer. He has held numerous software and modeling and simulation analysis, development, and management positions with major companies including Lockheed Martin Corporation, Science Applications International Corporation, General Dynamics, and Northrup Grumman Corporation Sector (NPS). He is currently responsible for identifying and qualifying new training and range support opportunities, developing strategic teaming alliances to bolster CSC qualifications, developing strategic relationships within DoD and DHS, and supporting the capture and proposal development process for CSC.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

John Fitzgerald, M.S.

John Fitzgerald is a mathematics teacher at Camden Hills Regional HS, Rockport, Maine. B.A. Nasson College, Springvale, Maine; M.S. (Engineering) University of New Hampshire. He has taught the full curriculum of secondary mathematics in private and public schools in Maine and Connecticut since 1976 with a few breaks. From 1980-84, he was employed by Research Computing and the Oceanographic Research Group in Durham, NH. During the 2000-01 school year he served as Interim Head of School for the Children’s House Montessori School in Rockport, ME. Since 2009, Mr. Fitzgerald has also taught Elementary Statistics as an Adjunct Faculty member at the University College at Rockland and at Thomas College. He is currently the President of the local teachers association and advises for the school yearbook. His professional interests include a deeper understanding around the instruction of the AP Calculus curriculum, teacher mentoring and the evaluation process. He is Vice President of the Board of Trustees of the Camden Public Library. An avid outdoorsman, Mr. Fitzgerald enjoys sailing, rowing, cycling and walking in the woods. He and his wife manage an alpaca farm on their property in Camden and are visited often by their children and grandchildren.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Joseph Herrington

Joseph Herrington is a physics and principles of engineering teacher at John D. O’Bryant School of Mathematics & Science, Boston, MA. B.A. (Physics) Northeastern University. In addition to his teaching duties, Mr. Herrington develops new curricula in modeling and simulation and simulation-based science and engineering. He has presented at the 2011 NSTA Conference in San Francisco where he spoke on the importance of modeling and simulation (MODSIM) in the classroom and of his experiences as a participant in NASA’s Simulation-Based Aerospace Engineering Teacher Professional Development Program. He has also co-presented a one-week workshop focusing on MODSIM to a group of teachers from the Kingsville School District in Kingsville, TX.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Katie Phalen

Katie Phalen is a chemistry teacher at Tempe High School, Tempe Union High School District in Tempe AZ. B.S. (Agriculture) University of Arizona. Ms. Phalen has been an educator for 25 years and is currently teaching HOPE Chemistry (Health Occupations Preparatory Education) and Introductory Chem-Physics. In the past, she has taught a wide range of courses including Honors Chemistry, General Chemistry, and Biology. She enjoyed developing the “Troubled Waters” lesson plan as it is designed to address the world water crisis from a chemical and biological stand point.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Lisa Manian-Marvin, M.S., M.A.

Lisa Damian-Marvin is a physics teacher at Candem Hills Regional High School, in FiveTowns CSD school district, Maine. B.A. (Chemistry) Boston University, M.S. (Chemistry) Carnegie Mellon University, M.A. (Gifted and Talented Education) Northcentral University. In addition to teaching physics, chemistry, engineering, and forensics, Mrs. Damian-Marvin was a founding director of the Midcoast Academy for New and In-Service Educators, a program that trained and supported conditionally certified K-12 teachers throughout the mid-coast Maine region. She also worked with the American Geologic Association as a curriculum developer for a national environmental education program. Mrs. Damian-Marvin is a National Board Certified Teacher, was awarded the 1999 Presidential Award for Excellence in Secondary Science Teaching, was a 2001 Albert Einstein Distinguished Educator Fellow Finalist, and won the 2011 Yale-Lynn Hall Teacher Action Research Prize.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Margaret Loper, Ph.D.

Margaret Loper is Chief Scientist for the Information & Communications Laboratory at the Georgia Tech Research Institute. She earned a B.S. (Electrical Engineering) from Clemson University, M.S. (Computer Engineering) from the University of Central Florida, and a Ph.D. (Computer Science) from the Georgia Institute of Technology. Dr. Loper’s technical focus is parallel and distributed simulation, and her research contributions are in the areas of temporal synchronization, simulation testing, and simulation communication protocols and she is currently involved in projects related to data intensive systems and the interoperability of live, virtual and constructive (LVC) simulations. She is an instructor and course developer for Georgia Tech’s Professional Master’s in Applied Systems Engineering, teaching the Modeling and Simulation (M&S) for Systems Engineering course. She teaches three M&S professional education courses and runs the M&S Certificate program. Dr. Loper also leads a STEM activity called America’s Teachers @ I/ITSEC. This program brings K-12 teachers from across the U.S. to the Industry/Interservice Training, Simulation & Education Conference (I/ITSEC) to expose them to M&S technology and to help them understand how to bring M&S technology into their classroom.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Mark Clemente, MSEd

Mark Clemente, B.A. (Chemistry) University of Pennsylvania, MSEd (Secondary Science Education) Old Dominion University, is a chemistry teacher at Kempsville High School, Virginia Beach Public Schools (Virginia). Before entering the K-12 education field, Mr. Clemente served in the U.S. Navy. He has taught high school chemistry, materials science, and AP chemistry and served as Science Department Chair. Mr. Clemente was Educator in Residence at the National Institute of Aerospace, where he developed a range of modeling and simulation courses and inquiry-based curriculum in collaboration with the NIA research and education staff and NASA scientists and engineers. He authored a modeling and simulation chapter in the 21 st Century Physics FlexBook®: A Compilation of Contemporary and Emerging Physics, a collaboration between the CK-12 Foundation and the Commonwealth of Virginia. Mr. Clemente has been selected as Virginia Beach Teacher of the Year and is a National Board Certified Teacher.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Mary Bridget Samson

Mary Bridget Samson teaches at Tempe High School, Tempe Union High School District in Tempe AZ. Bachelor of Science Education (Biology) Northern Arizona University. Ms. Samson has taught Biology, IB Biology, Biotechnology, and Chem/Phys at Tempe High School for 7 years. She has also assisted in teaching at a summer Field Biology course in Wisconsin for the last 10 years. She is currently working towards her Masters of Science in biology education from the University of Arizona. The lesson plan Katie Phalen and Mary Bridget designed addresses the world water crisis from a chemistry and ecology viewpoint with a connection to how water is used by NASA on the International Space Station and for other planned space travel.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Michael Lilienthal, Ph.D.

Michael G. Lilienthal is Principal Analyst at Electronic Warfare Association, Government Systems, headquartered in Herndon, Virginia. Dr. Lilienthal received his Doctor of Philosophy in experimental psychology, specializing in psychophysical scaling and measurement from the University of Notre Dame. He is a graduate of the Navy War College Command and Staff College, has a Certificate in Systems Engineering from the Navy Postgraduate School, and is a Certified Professional Ergonomist and an IEEE Certified Biometrics Professional. Dr. Lilienthal served in the Navy for 30 years as an Aerospace Experimental Psychologist working a variety of programs in research, training, human systems integration, policy development, test & evaluation and modeling & simulation, including a tour as the Director of the Department of Defense’s Modeling and Simulation Office (DMSO). He retired as a captain and has been working for the Joint Mission Environment Test Capability (JMETC) in the Operations, Planning & Support Division.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Natalie Apuzzo

Natalie Apuzzo is a government contractor for the OSD Test Resource Management Center. She works in the Joint Mission Environment Test Capability Program Management Office, where she is Technical Editor and Web Content Developer. She has 10 years of experience in the Department of Defense, with eight of those years in the Test and Evaluation Community.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Sharon Welch, M.S.

Sharon Welch holds a B.S. in Physics and M.S. degrees in Physics, Mechanical Engineering, and System Dynamics and has worked at NASA for more than twenty-five years. During her NASA career she conducted research in optics, sensing, controls, and systems modeling. Realizing the importance of modeling and simulation in her work, beginning in 2007, she endeavored to bring modeling and simulation into U. S. middle and high school classrooms. She worked with scientists and engineers and K-12 and university educators to conduct a series of workshops designed to teach modeling and simulation methods to middle school and secondary school science and math teachers. Many of the lessons from these workshops, including lesson plans created by the teachers themselves are now incorporated in a FlexBook.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Elizabeth Whittaker, Ph.D.

Elizabeth Whitaker earned her Ph.D. in electrical and computer engineering (specialization in artificial intelligence) from the University of South Carolina in 1992. She has over twenty years of experience on software development and research projects. Her primary research interest is applied artificial intelligence (AI), and she has provided case-based learning technologies to be integrated into a multiple machine learning approach. Dr. Whitaker is working on several research projects in human cultural and behavioral modeling exploring the docking and integration of agent-based, case-based and system dynamics models. She and her software team participated on a research project providing case-based military course-of-action (COA) analysis and system dynamics models for recognizing COA weaknesses. She led another project that investigated new modeling tools to aid intelligence analysts in knowledge discovery.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Christopher Yglesias

Christopher Yglesias is Assistant Deputy Program Manager for Operations, Planning & Support for the Joint Mission Environment Test Capability (JMETC) Program. Prior to joining the JMETC program, Mr. Yglesias worked for the Office of Naval Research, Future Naval Capabilities Program supporting various Navy and Marine Corps Science and Technology efforts in the area of Intelligent Autonomy of Unmanned Systems. Mr. Yglesias is an Electronics Engineer from the Air Combat Environment Test & Evaluation Facility at the Naval Air Systems Command. He is currently pursuing an advanced degree in Systems Engineering.

NASA – CK-12 Modeling and Simulation for High School Teachers: Principles, Problems, and Lesson Plans – Author

Mark Clemente, MSEd

Mark Clemente is a chemistry teacher at Kempsville High School, Virginia Beach Public Schools (Virginia). Before entering the K-12 education field, Mr. Clemente served in the U.S. Navy. He has taught high school chemistry, materials science, and AP chemistry and served as Science Department Chair. Mr. Clemente was Educator in Residence at the National Institute of Aerospace, where he developed a range of modeling and simulation courses and inquiry-based curriculum in collaboration with the NIA research and education staff and NASA scientists and engineers. He authored a modeling and simulation chapter in the 21 st Century Physics FlexBook®: A Compilation of Contemporary and Emerging Physics, a collaboration between the CK-12 Foundation and the Commonwealth of Virginia. Mr. Clemente has been selected as Virginia Beach Teacher of the Year and is a National Board Certified Teacher.

Author

James Batterson, M.S.

Mr. Batterson has taught high school physics and mathematics, worked as a scientific programmer for LTV Corporation, and, from 1980 until his retirement in 2008, was a research engineer at NASA Langley Research Center. At NASA he conducted flight research on the dynamics and control of aerospace vehicles, serving as Head of the Dynamics and Control Branch and, later, as Deputy Director for Strategic Development. He has also served on a number of community boards, including the Newport News School Board and New Horizons Regional Education Center Board. While at NASA, he worked on assignments for the Office of Science and Technology Policy, the National Nanotechnology Coordination Office, NASA Headquarters, and the Office of Virginia’s Secretary of Education. Upon retirement, Mr. Batterson became Senior Advisor to the Commonwealth for STEM Initiatives in Governor Tim Kaine’s administration. There he led a project that developed the “21st Century Physics Flexbook – a Compilation of Contemporary and Emerging Technologies,” an open content, freely available, web-based resource, written mostly by, and for, high school physics teachers.

Project Manager

Bruce Davidson, M.S.

Bruce Davidson has an MS in physical science education from Old Dominion University. A retired physics and biology teacher, he is currently working part-time for Newport News Public Schools in Newport News, Virginia. He currently works with new as well as experienced science teachers integrating technology and the hands-on experience into classroom instruction. He also provides professional development to science teachers using handheld data collectors to enhance students’ experimental experience. Outside of the classroom you will find him kayaking, biking and hiking. He currently lives with his wife and son (17 years) in Newport News, VA.

Author

Michael Fetsko, MST

Mike Fetsko is currently a physics teacher at Godwin High School in Richmond, Virginia. He received his BS in multiple science from LeMoyne College and an MST in physics from the State University of New York at Plattsburgh. He has been teaching all levels of high school physics since 1993 and he is always looking at ways to incorporate innovative ideas and content into his curriculum.

Author

Andrew Jackson,

Andy Jackson teaches physics and astronomy at Harrisonburg High School in Harrisonburg, Virginia. He teaches half-time, is the K-12 science coordinator for Harrisonburg City Public Schools, and part-time physics lab instructor at James Madison University. Andy received his BS in physics from JMU in 1987 and has been teaching various levels of physics since. Andy has been an active member of the Virginia Instructors of Physics since its inception and served as president from 1998–2006. He is a life member of the Virginia Association of Science Teachers (VAST) and has served VAST as Physics Chair, PDI Chair, and was President of VAST in 2008.

Author

Tapas Kar, Ph.D.

Tapas Kar is an Assistant Professor with the Department of Chemistry and Biochemistry at Utah State University (USU). Prior to working at USU he taught and did research at Southern Illinois University Carbondale (SIUC). Tapas focuses his research and teaching in the area of nanoscience and nanotechnolgy. He introduced nanotechnology courses at USU and currently teaches nanochemistry courses.

Author

John S. Ochab, Jr., Ph.D.

John Ochab was born in a suburb of Boston, MA. He attended the University of Massachusetts (at Boston) and obtained a BA in Biology. He worked as a biochemiocal laboratory technician for 3 years (with journal aknowledgements) and as a toxicologist for one year. He then decided to go into physics. After taking courses in advanced mathematics and physics (at M.I.T. and at Boston University), he enetered graduate school at Clark university, (Worcester, MA) where he obtained an MA in physics (nuclear solid state). He then entered the University of Maine (at Orono) were he obtained a PhD in experimental surface physics. Upon graduation, he worked in the industry for such companies as Spectra Physics, GTE Sylvania, as well as smaller companies. He also did research in high temperature superconducting thin films at Brookhaven National Laboratory in Long Island, NY.

Due to the financial crises of the late 1980s, he moved to California, where he trained process engineers in semiconductor metrology and taught physics part-time at local community colleges. John then moved to West Virginia and taught physics, physical and engineering physics, and after getting married, moved with his wife to Virginia. He has been teaching algebra and calculus-based physics at J. Sargeant Reynolds Community college ever since. He has first-author publications in Journal of Surface Science, and co-authored publications in the Physical Review Letters, Journal of Applied Physics, and Physicsa C. He is a member of the American Association of Physics Teachers, the Virginia Academy of Science, and was a long-standing member of the American Institute of Physics.

Author

David A. Slykhuis, Ph.D.

Dr. David Slykhuis is Chair of the Physics/Physical Science Academy. Dr. Slykhuis has been at James Madison University since the fall of 2004. His primary responsibilities lie in the preparation of science teachers in the middle and secondary education program. His research interest involves the use of technology in K-16 science classrooms to increase student achievement. Dr. Slykhuis received his PhD in science education from North Carolina State University in May of 2004. He has five years of high school classroom experience, teaching primarily chemistry and physics.

Author

David P. Stern, Ph.D.

Dr. Stern received his MS in physics from the Hebrew University in Jerusalem, his doctorate from the Israel Institute of Technology, and retired after 40 years of research with NASA Goddard SFC on the Earth’s magnetosphere. He has produced extensive education resources on the Web, including “From Stargazers to Starships.” He has also written space-related history, poems and a middle-school mathematics enrichment text, Math Squared.

Author

Randall Caton, Ph.D.

Randy Caton was born in Minnesota and went to the University of Minnesota, the University of Pennsylvania, and the City University of New York, where he received his doctorate in Physics. He has worked in experimental solid-state physics in the areas of electrical properties of solids, heat capacity, low temperature physics, dilute magnetic alloys, superconductive materials, rare-earth alloys, and metallic glasses. He has taught introductory and advanced physics courses and laboratories to classes ranging from 5 to 700 students for 30 years and has incorporated Peer Instruction and Just-In-Time-Teaching and other learning tools. He has directed several science education programs for teachers and students from 1986 to 2008. He is currently retired and lives in northern Minnesota. He has used Etoys (a free, open-source multimedia authoring environment) to develop web-based activities for NASA programs, physics courses and the chapter in this online book.

Author

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