John J. Fung, M.D., Ph.D. is the Director of the UChicago Medicine Transplant Institute. Prior to that, he served as Director of the Cleveland Clinic Center for Transplantation and the Chairman of the Digestive Disease Institute at the Cleveland Clinic, as well as the former Chief of the Division of Transplant Surgery at the University of Pittsburgh. With over 30 years of involvement in kidney, liver, pancreas, islet, and intestinal transplantation, he is also an accomplished immunologist.