Jack Challem, known as the Nutrition Reporter, is a health journalist with more than 25 years of experience reporting on nutrition research. In addition to his scientific articles, he is a contributing editor for Let's Live and Natural Health magazines. Burt Berkson, M.D., Ph.D., practices nutritional medicine as President of the Integrative Medical Centers of New Mexico. He has conducted research and served as a professor at several institutions, including Rutgers University. Melissa Diane Smith is a nutrition counselor. Smith writes about nutrition topics for a variety of health magazines, including Great Life and Delicious!.Berkson, Burton is the author of 'Syndrome X The Complete Nutritional Program to Prevent and Reverse Insulin Resistance', published 2000 under ISBN 9780471398585 and ISBN 0471398586.