Training Grants DHDT32 Current Trainees Digestive Health and Diseases OverviewDHDT32 FacultyDHDT32 Current TraineesDHDT32 Alumni Nolan Kennedy, PhD Mentor: Laurie E. Comstock Ariel Sims, MD Mentors: Eugene Chang and Sonia Kupfer Ross McMillan, MD-PhD Mentor: Ray Moellering Alvin George MD Mentor: David Rubin JJ Colgan Mentor: Eugene Chang and Ran Blekhman