Philip S. Schoenfeld, MD, MSEd, MSc (Epi), is Chief (Emeritus) of the Gastroenterology Section at the John D. Dingell VA Medical Center in Detroit, MI. He completed his medical degree and his master’s degree in medical education at the University of Pennsylvania and his master’s degree in clinical epidemiology at McMaster University in Hamilton, Ontario. He completed his internal medicine residency and GI fellowship at the Naval Medical Center, Portsmouth, Virginia and the Walter Reed National Military Medical Center in Bethesda, Maryland, respectively. Dr. Schoenfeld served in the US Navy Medical Corps from 1989 through 2000, including service as the staff gastroenterologist on the USNS Comfort hospital ship. He separated from the US Navy in 2000 with the rank of Commander. From 2000-2016, he served as Professor of Medicine at the University of Michigan School of Medicine, where he originated their NIH-funded Training Program in Gastrointestinal Epidemiology and practiced in their Specialized Functional Bowel Disorder Group. Dr. Schoenfeld has co-authored the American College of Gastroenterology’s “An Evidence-Based Position Statement on the Management of Irritable Bowel Syndrome” and “An Evidence-Based Position Statement on the Management of Chronic Constipation in North America”. He has served as the Associate Editor of the journal Gastroenterology, Associate Editor of the American Journal of Gastroenterology, and has served on the editorial boards of the Journal of Clinical Gastroenterology, Alimentary Pharmacology and Therapeutics, and Gastroenterology and Hepatology. His research, which has been funded by the National Institutes of Health and the US Department of Veterans Affairs, focuses on the treatment of irritable bowel syndrome and chronic constipation, the application of evidence-based medicine to clinical guideline development and the implementation of quality measures to the practice of medicine. He has published over 250 original research studies and abstracts in journals that include the New England Journal of Medicine, Annals of Internal Medicine, British Medical Journal, Gastroenterology, and the American Journal of Gastroenterology.