Without Biotechnology, We'll Starve MARTINA McGLOUGHLIN, Martina McGloughlin is director of the life sciences informatics program and the biotechnology program at UC Davis. Web site: http://www.biotech.ucdavis.edu
Find a Workout to Satisfy You Now KAREN VOIGHT, Karen Voight starts this month as a fitness columnist for Health. Voight has been an exercise instructor for two decades. She is the author of "Voight: Precision Training for Body & Mind" and has produced a dozen fitness videos. Her column will run twice monthly
The World Inside Your Head MARLA BOLOTSKY, Marla Bolotsky is managing editor and director of online information for the Henry J. Kaiser Family Foundation. She can be reached by e-mail at marla.bolotsky@latimes. com
A Helping of Sugar Truths for Sweet Tooths SHELDON MARGEN and DALE A. OGAR, Dr. Sheldon Margen is professor of public health at UC Berkeley; Dale A. Ogar is managing editor of the UC Berkeley Wellness Letter. They are the authors of several books, including "The Wellness Encyclopedia of Food and Nutrition."