Lin Chang, MD is a Professor of Medicine and Vice-Chief of the Vatche and Tamar Manoukian Division of Digestive Diseases at the David Geffen School of Medicine at UCLA. She is Co-Director of the G. Oppenheimer Center for Neurobiology of Stress and Resilience and Director of the Clinical Studies and Database Core for the Goodman-Luskin Microbiome Center at UCLA. She is also the Program Director of the UCLA Gastroenterology Fellowship Program. Dr. Chang is a gastroenterologist and clinical investigator whose research focuses on brain-gut interactions underlying irritable bowel syndrome (IBS). She serves on the Rome Foundation Board of Directors. She is Associate Editor of _Gastroenterology_ and previously served as Clinical Research Councilor of the AGA Governing Board.