Darryl Morrell (Domain Expert, Author)

Darryl Morrell (Domain Expert, Author)
Darryl MorrellDarryl 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.
Author of the chapter(s):

A Brief History of Engineering
Connecting Science and Mathematics to Engineering
Engineering & Society
Introduction to Engineering Design
Nature of Engineering

Brianne Megerdichian

Brianne Megerdichian
Brianne Megerdichian earned her teaching credential from California State University, Northridge in 2001. Brianne is currently working as a K-8 science teacher in San Diego, but has also taught middle school math and 5th grade. She has spent most of her teaching career working with second language learners and students with special needs. Brianne believes that a good curriculum is challenging, hands-on, has ties to the real world, and meets the needs of a diverse population of learners. In addition to writing for CK12.org, Brianne has also written for Kaplan, Inc.
Author of the chapter(s):

Data and Statistics
Number Patterns and Fractions
Using Algebra

Brenda Meery

Brenda Meery
I am Brenda Meery and am a high school mathematics teacher in Glace Bay, Nova Scotia. I have been teaching for thirty-three years and have been involved in the implementation of math courses at the high school level. In addition to this involvement, I have been a presenter at many provincial training sessions for math teachers. While teaching full time, I managed to raise four daughters who have since left the nest and are successful in their chosen fields. Teaching has been a diverse yet rewarding experience and a career that I would recommend.
Author of the chapter(s):

Polar Equations and Complex Numbers

Mary Lusk

Mary Lusk
Mary Lusk is an Environmental Science instructor at Southwest Florida College in Tampa, Florida. She also works as a freelance science education writer and especially enjoys writing about Earth Science. She has college degrees in Geology and Soil Science, and in her free time she likes collect rocks and minerals, garden, and spend time with her husband and 3 little boys.
Author of the chapter(s):

Rocks
Earth, Moon, and Sun
Human Actions and Earth’s Resources
Human Actions and the Land

Judy Larson, MA (Domain Expert)

Judy Larson, MA (Domain Expert)
I was born in Tucson with all its desert beauty and heat! I was delighted to move to Santa Barbara where I attended Westmont College [BA in Chemistry]. I Moved to Taipei, Taiwan for a year; taught in the American HS. Later, my family and I lived in Hong Kong for six years. I Returned to the US; entered Stanford University; [MA in Science Education]. For the past 32 years, I have taught chemistry in private and public high schools in California.

Mara Landers

Mara Landers
Mara Landers holds a B.A. in mathematics from Swarthmore College, and an M.A. and PhD in mathematics education from the University of California, Berkeley. Dr. Landers has worked as a mathematics educator since 1997, including teaching, tutoring, educational research, and curriculum and assessment development. Dr. Landers is currently an assistant professor of mathematics at Los Medanos College in Pittsburg, CA.
Author of the chapter(s):

Analyzing Exponential and Logarithmic Functions
Analyzing Functions
Circular Functions
Inverse Functions and Trigonometric Equations
Sequences, Series, and Mathematical Induction
Trigonometric Identities
Trigonometry and Right Triangles

Stephen Krause

Stephen Krause
Stephen Krause is a full professor at Arizona State University, where he teaches courses in polymer science, materials characterization, and capstone design. He has conducted research in engineering education at the undergraduate level and K-12 outreach. He co-advises students from education, chemistry, physics, and math on National Science Foundation projects on Engineering Education and Project Pathways. He is currently developing tools to assess knowledge, skills and self-confidence in math, science, and engineering for high school students. Overall, he is working at the local and national level to broaden participation in engineering and design to all students in K-12 with particular emphasis on females and minorities.
Author of the chapter(s):

Connecting Science and Mathematics to Engineering
Engineering & Society
Introduction to Engineering Design
Nature of Engineering

Doris Kraus

Doris Kraus
Dr. Kraus received her Ph.D. in zoology from Rutgers University. For over 20 years she has been a freelance science and medical writer and editor, for both technical and lay audiences. Dr. Kraus has contributed to several books, has written for a variety of media including educational publishing, newspapers and radio, and has consulted for public television. She received an American Medical Writers Association award for a newspaper series on Alzheimers Disease.
Author of the chapter(s):

Fishes, Amphibians, and Reptiles
Birds and Mammals
Environmental Problems
From Populations to the Biosphere

Kathryn V. Hunt

Kathryn V. Hunt
After completing her degree in Music Education, Kathryn taught high school choir for one year, spent three years splitting her time between music and technology, and was ultimately lured fulltime to the field of Educational Technology as it took off in the late 1980s. She worked as the Technology Integration Specialist at the Nueva School in the San Francisco Bay Area for from 1989 to 2007 and concurrently taught in the Teaching Credential Programs at San Francisco State University and UC Berkeley. She recently left the non-profit world and now works as Education Outreach Manager at Luidia Inc., an Interactive Whiteboard Manufacturer, in San Carlos, CA. She enjoys traveling and hiking and still finds time to sing with friends.

Andrea Hayes

Andrea Hayes
Andrea is a graduate of Western Michigan University and Marygrove College. She currently teaches high school math and English at Maple Valley High School in Vermontville, MI. She also teaches online math courses for Michigan Virtual School and Axia College. She resides in Grand Ledge, MI with her husband and son.
Author of the chapter(s):

Triangles and Vectors