Dariush Mozaffarian @Dmozaffarian Tufts University Dean, cardiologist, professor Dariush Mozaffarian is Dean of the Tufts Friedman School of Nutrition Science & Policy, and the Jean Mayer Chair and Professor of Nutrition. The only graduate school of nutrition in North America, the Friedman School produces trusted science and real-world impact in nutrition. A board-certified cardiologist and epidemiologist, Dr. Mozaffarian’s research focuses on how diet and lifestyle influence cardiometabolic health and