Harold Lawrance

Written by CK-12 Foundation on February 14, 2009

Harold Lawrance

Having taught high school mathematics for 14 years, Harold eventually left the classroom to work as a math writer. He is a published textbook author and has developed curricula for major school districts. Harold currently works as a math content specialist from his home in Oregon.


Susan Hansen

Written by CK-12 Foundation on February 14, 2009
Susan_H

Susan Hansen

Susan has been teaching for 7 years. She is a native of Santa Clara Valley in California. Susan graduated from U.C. Berkeley with a B.S. in Chemical Engineering, and she holds a M.S. in Electrical Engineering from Santa Clara University. After 20 years in industry, Susan discovered the joy of working with kids, and made a career change to teaching. In her free time, she enjoys reading, sewing, hiking, camping, gardening, and travel. She lives in California with her

Continue Reading


Craig Freudenrich

Written by CK-12 Foundation on February 14, 2009

Craig Freudenrich

Craig Freudenrich, Ph.D., is a freelance science writer. He earned a B.A. in biology from West Virginia University and a Ph.D. in physiology from the University of Pittsburgh School of Medicine. He has over 25 years experience in biomedical research, science education, and science writing.


Marcia A. Firmani

Written by CK-12 Foundation on February 14, 2009
Marcia_F

Marcia A. Firmani

Craig Freudenrich

Education:
2002 Ph.D., Microbiology, University of California, Berkeley.
1994, MSPH, Tropical Medicine, Tulane University School of Public, Health and Tropical Medicine.
1991 B.S. Medical Technology, Marist College
Current Position:
Assistant Professor; University of Wisconsin, Milwaukee, Department of Health Sciences
Research Interests:
My labs major aims are to study the molecular genetics and epidemiology of Mycobacterium tuberculosis strains that are better able to survive within the host macrophage.


Scott Dossa

Written by CK-12 Foundation on February 14, 2009

Scott Dossa

Having taught for 20 years, I have had experience teaching a wide variety of courses and ability levels. I am currently teaching Oceanic Biology and Advanced Chemistry at David Douglas High School in Portland, Orego


Sarah Cohen Christopherson

Written by CK-12 Foundation on February 14, 2009

Sarah Cohen Christopherson

Sara earned a B.A. in biology at Oberlin College and a M.S. in science education at the University of Wisconsin (UW) – Madison. When she isn’t writing and editing science textbooks, consulting for the Wisconsin Center for Educational Research, lecturing for Introductory Botany at UW, or working with K-12 students in UW science programs, she might be lolling around, gardening, or baking bread.


Douglas Wilkin (Domain Expert, Author)

Written by CK-12 Foundation on February 14, 2009

Douglas Wilkin, Ph.D. is currently the Chair, Department of Science at Arleta High School in the Los Angeles Unified School District. Prior to teaching high school, Dr. Wilkin held a number of faculty positions at leading research institutions throughout the United States, including the National Human Genome Research Institute of the National Institutes of Health, Cedars-Sinai Medical Center in Los Angeles, and the Federal Bureau of Investigations in Quantico, Virginia. He is extensively published.
Author of the chapter(s):

Biotechnology
Cell Division and Reproduction
Human

Continue Reading


Janel White-Taylor

Written by CK-12 Foundation on February 14, 2009
JanelWhite-Taylor

Janel White-Taylor

Janel White-Taylor is assistant professor at Arizona State University. In addition to teaching, she directs the Project eXcellence Program, which provides high-quality out-of-school learning environments for underserved K-12 students. The project assists both preservice and in-service teachers by offering site-based courses and unique field experiences. White-Taylor’s research interests include innovative strategies to integrate technology into the classroom, using technology as a tool to increase student achievement and retention, and the effects of technology-infused, out-of-school programs.
Author of the chapter(s):

Connecting

Continue Reading