Education / Graduate Medical Education / Prospective Residents / Urology Residency Program / Faculty Faculty Our Adult Urology Specialists Carla Beckham, M.D., Ph.D. Robert S. Davis, M.D. Erdal Erturk, M.D. David P. Gentile, M.D., F.A.C.S. Ahmed Ghazi, M.D. Jean V. Joseph, M.D. Edward M. Messing, M.D., F.A.C.S. Hani H. Rashid, M.D. Jeanne H. Sullivan O'Brien, M.D. Annette E. Sessions, M.D. Gareth J.W. Warren, M.D. Guan Wu, M.D. Our Pediatric Urology Specialists Jimena Cubillos, M.D. William C. Hulbert, Jr., M.D. Ronald Rabinowitz, M.D. Our Researchers Chawnshang Chang, Ph.D. Yi-Fen Lee, Ph.D. Shu-Yuan Yeh, Ph.D. Guan Wu, Ph.D. Carla Beckham, M.D., Ph.D.