Ellie Whitney, PhD grew up in New York City and received her B.A. and Ph.D. degrees in English and biology at Radcliffe/Harvard University and Washington Universities, respectively. She has taught at both Florida State University and Florida A&M University, has written newspaper columns on environmental matters for the Tallahassee Democrat, and has authored almost a dozen college textbooks on nutrition, ... Read morehealth, and related topics, many of which have been revised multiple times over the years. In addition to teaching and writing, she has spent the past three-plus decades exploring outdoor Florida and studying its ecology. Her latest book is Priceless Florida: The Natural Ecosystems (Pineapple Press, 2004). Sharon Rady Rolfes is a Registered Dietitian Nutritionist and founding member of Nutrition and Health Associates, an information resource center that manages a research database of more than 1,000 nutrition-related topics. Previously, Ms. Rolfes taught at Florida State University and coauthored several college textbooks, including Understanding Nutrition, and Understanding Normal and Clinical Nutrition. In addition to writing, Ms. Rolfes consults on educational projects and volunteers in her community. A member of the Academy of Nutrition and Dietetics, she received her M.S. in Nutrition and Food Science from Florida State University. Show Less