Jason Theodosakis, M.D., M.S., M.P.H.

<p><b>Jason Theodosakis, M.D., M.S., M.P.H.</b>, is the Assistant Clinical Professor and the director of the Preventative Medicine Residency Training Program at the University of Arizona College of Medicine in Tucson.<br><br><b>Sheila Buff</b> is the author or co-author of many books on medicine, health, and nutrition, including T<i>he Complete Idiot's Guide to Vitamins and Minerals, The Good Fat, Bad Fat Counter, </i>and<i> Dr. Atkins' Age-Defying Diet</i>.</p>