Walter C. Willett, M.D., Dr. P.H., Professor of Epidemiology and Nutrition, Harvard T.H. Chan School of Public Health; Professor of Medicine at Harvard Medical School.

Dr. Willett is a world leader in the study of the relationship between diet and health. He discussed his extensive work, especially the famous long-range studies on diet and disease/health, on March 08, 2020 on Science for the Public's Contemporary Science Issues and InnovationsGood Diet, Good Health. He also discussed his best-selling book for the general public, Eat. Drink and Be Healthy.