Dr. John Martin is a full-time practicing gastroenterologist at the Mayo Clinic in Rochester, Minnesota. In addition to his clinical practice, Dr. Martin’s interests center on endoscopy unit operations and efficiency, technological innovations in endoscopy, and endoscopic training and simulation in hands-on training and education. He has served on numerous Ã÷ÐÇÂãÕÕcommittees and previously served on the Ã÷ÐÇÂãÕÕGoverning Board. Dr. Martin currently serves on the Ã÷ÐÇÂãÕÕPractice Operations Committee and the Ã÷ÐÇÂãÕÕAPP Committee.