Jennie Brand-Miller, PhD, one of the world’s leading authorities on carbohydrates and the glycemic index, has championed the GI approach to nutrition for more than 20 years. Professor of Nutrition at the University of Sydney and a former President of the Nutrition Society of Australia, she is an in-demand speaker on the GI and her laboratory at the University of Sydney is the world’s foremost GI-testing center. Kate Marsh, a dietitian who has celiac disease and type 1 diabetes, specializes in the same conditions. She has coauthored of two other books on low-GI eating. Philippa Sandall is a writer and editor who specializes in the areas of food, health and nutrition and has been involved in the New Glucose Revolution series since its inception over ten years ago.