Dr. Frank Hu is Chair of Department of Nutrition, Professor of Nutrition and Epidemiology at Harvard T.H. Chan School of Public Health and Professor of Medicine, Harvard Medical School and Brigham and Women’s Hospital. He serves as Co-director of the Program in Obesity Epidemiology and Prevention at Harvard and Director of Boston Nutrition and Obesity Research Center (BNORC) Epidemiology and Genetics Core. He also serves as Director of Harvard Transdisciplinary Research in Energetics and Cancer (TREC) Center. Dr. Hu received his MD from Tongji Medical College in China and a PhD in Epidemiology from University of Illinois at Chicago. His research is mainly focused on nutritional and lifestyle epidemiology and prevention of obesity, diabetes, and cardiovascular disease as well as gene-environment interactions and nutritional metabolomics. He has published >800 original papers and reviews (H-index 206) and a textbook on Obesity Epidemiology (Oxford University Press 2008). Dr. Hu is the recipient of the Kelly West Award for Outstanding Achievement in Epidemiology by American Diabetes Association (2010). He has served on the IOM Committee on Preventing the Global Epidemic of Cardiovascular Disease, the AHA/ACC Obesity Guideline Expert Panel, and the 2015 Dietary Guidelines Advisory Committee, USDA/HHS. He currently serves on the editorial board of Lancet Diabetes & Endocrinology, Diabetes Care, and Clinical Chemistry. Dr. Hu was elected to the National Academy of Medicine in 2015.