"David T. Rubin is the Joseph B. Kirsner Professor of Medicine, Chief of the Section of Gastroenterology, Hepatology & Nutrition at the University of Chicago Medicine. He earned a medical degree with honors at The University of Chicago Pritzker School of Medicine where he also completed his residency in internal medicine and fellowships in gastroenterology and clinical medical ethics. He is associate faculty member at the MacLean Center for Clinical Medical Ethics, associate investigator at the University of Chicago Comprehensive Cancer Center and a member of the University of Chicago Committee on Clinical Pharmacology and Pharmacogenomics. He is the chair of the National Scientific Advisory Committee of the Crohn’s & Colitis Foundation. 
Dr. Rubin twice received the ACG’s Governor’s Award of Excellence in Clinical Research (2003 and 2013), and in 2020, Dr. Rubin received the Sherman Prize for Excellence in Crohn’s and Colitis. He is an Associate Editor of the journal Gastroenterology and Editor-in-Chief of the ACG On-Line Education Universe. Dr. Rubin is an editor of Curbside Consultation in IBD (3rd ed), associate editor of Sleisenger and Fordtran’s Gastrointestinal and Liver Disease (11th ed), and an author on >450 articles on management of IBD, including the 2019 ACG Guidelines for ulcerative colitis. He is has a verified twitter feed @IBDMD with over 18,000 followers."