Barbara Rolls

Barbara Rolls is a prominent American nutritional scientist known for her research on the relationships between food, appetite, and weight management. She has contributed significantly to understanding how the sensory and nutritional properties of foods affect eating behavior and satiety. Rolls is particularly famous for her work on "volumetrics," a dietary approach that emphasizes eating low-calorie, high-volume foods like fruits and vegetables to help people feel full while managing their weight. Her research has influenced public health recommendations and dietary practices, emphasizing the importance of food quality over mere calorie counting.