Dr. Jerry S. Trier reviews medical content for Healthwise, a nonprofit organization with a mission to help people make better health decisions. Dr. Trier is a Professor Emeritus at Harvard Medical School in Boston, Massachusetts. He has been a member of the Gastroenterology Division for more than 30 years, serving as Director for 15 years. Dr. Trier is a past President of the American Gastroenterological Association and a recent recipient of the Association’s Julius Friedenwald Medal for Lifetime Achievements in Gastroenterology. Dr. Trier is a senior physician at Brigham and Women’s Hospital in Boston and continues to participate in academic activities at Harvard University. He has authored or coauthored more than 210 basic and clinical original publications, reviews, and textbook chapters.