Cynthia Sass is one of the first registered dietitians to become board certified as a Specialist in Sports Dietetics (CSSD). She is the nutrition consultant to the Philadelphia Phillies and the Tampa Bay Rays, both 2008 champions and World Series opponents, and counsels professional athletes in numerous sports. Cynthia is the nutritionist behind and co-author of the New York Times bestseller Flat Belly Diet. She developed the eating plan for Prevention based on a combination of emerging research and over 10 years of experience as one of America's most recognised nutritionists. She is also the co-author of the relationship book Your Diet is Driving Me Crazy: When Food Conflicts Get in the Way of Your Love Life and the Ultimate Diet Log. She appears regularly on the Today show, and her Weight Loss Coach column appears each month in SHAPE magazine.