Michael McBurney, Ph.D., is head of scientific affairs for DSM Nutritional Products Inc. and a fellow of the American College of Nutrition, as well as an adjunct professor at Tufts University, Boston, Friedman School of Nutrition Science and Policy. He holds his Ph.D. from Cornell University, Ithaca, N.Y. McBurney also co-writes the TalkingNutrition blog at http://bit.ly/akYMMi.