Susan B. Roberts Ph.D

About the Author

Susan B. Roberts, Ph.D., is a distinguished nutrition scientist and professor whose research bridges the gap between laboratory findings and everyday eating habits. Drawing on decades of clinical studies, she developed The "I" Diet, a practical program that helps readers harness natural instincts to achieve sustainable weight loss without constant hunger. Her work emphasizes evidence-based strategies that respect both biology and lifestyle, making complex science accessible to a broad audience. Roberts continues to influence public health through her writing, teaching, and ongoing investigations into appetite regulation and long-term weight management.