Walter C. Willett, MD, DrPH
Professor of Epidemiology and Nutrition and Chairman of the Department of Nutrition at Harvard School of Public Health and as Professor of Medicine at Harvard Medical School


Walter C. Willett, MD, DrPH, an international expert in diet and nutrition, with posts as a Professor of Epidemiology and Nutrition and Chairman of the Department of Nutrition at Harvard School of Public Health and as Professor of Medicine at Harvard Medical School, presented "Diet and Cancer: The Fourth Paradigm".