She and a room full of “nutrition scientists, dietitians, doctors, chefs, and food service titans” recently listened to experts on nutrition debunk some of the common fat myths. Dr. Dariush Mozaffarian, who codirects the program in cardiovascular epidemiology at Brigham and Women’s Hospital and Harvard Medical School and is an assistant professor at the Harvard School of Public Health, was also there and said, “No randomized trial looking at weight change has shown that people did better on a low-fat diet. For many people, low-fat diets are even worse than moderate or high-fat diets because they’re often high in carbohydrates from rapidly digested foods such as white flour, white rice, potatoes, refined snacks, and sugary drinks.”