Dr. David A. Drew is an Assistant Professor of Medicine with the Clinical and Translational Epidemiology Unit (CTEU) and Division of Gastroenterology at Massachusetts General Hospital and Harvard Medical School. His specific research interests are in the identification, interception, and precision prevention of gastrointestinal cancers and other diseases. He has a specialized expertise in clinical trial design and implementation, especially with respect to studies on the gut microbiome and precision risk biomarkers. His research is highly collaborative, and his achievements have been nationally and internationally recognized by professional organizations, including the American Association for Cancer Research, the American Gastroenterological Association, and Aspirin for Cancer Prevention/European Hereditary Tumor Group. He is funded by the NIH/NIDDK (K01DK120742), the American Gastroenterological Association, and is an NIH Loan Repayment Ambassador through the NCI (L30CA209764). He is an early career investigator on the Stand Up To Cancer Gastric Cancer Early Detection and Interception Team, the Stand Up to Cancer Colorectal Cancer Health Equity Dream Team, and within the Clinical Center for NIH’s Nutrition for Precision Health: The All of Us New England Research Collaborative. He has received past funding from the MGH Center for the Study of Inflammatory Bowel Disease (CSIBD) and a Cancer Epidemiology Training grant (T32CA009001).