Professor of Nutrition & Epidemiology
Harvard T.H. Chan School of Public Health

Dr. Willett is a renowned physician, nutrition researcher, and Chair of the Department of Nutrition at the Harvard School of Public Health. He is also a Professor of Medicine at Harvard Medical School. Willett is the principal investigator of the second Nurses’ Health Study, a compilation of studies regarding women’s health and risk factors for major chronic diseases. He has published over 1,500 scientific articles regarding various aspects of diet and disease and is the second most cited author in clinical medicine.