Dr. Vanner received a undergraduate degree in Life Sciences and a concurrent MD and MSc degree from Queen’s University. After completing his Internal Medicine and Gastroenterology training at Queen’s and he carried out post doctoral research training in enteric neurophysiology at the Vollum Institute in Portland Oregon. Since returning to Queen’s University in 1991 he has been an attending staff in Gastroenterology at the Kingston General and Hotel Dieu Hospitals and cares for patients with gastrointestinal disorders in both the inpatient and outpatient departments. He performs a full range of endoscopic procedures including ERCP.

He has subspecialty expertise in gastrointestinal motility disorders involving the lower GI tract including the small intestine, colon and anorectum and is director of the anorectal motility laboratory.

He has an established translational research program that examines mechanisms underlying pain signaling and motility in the gastrointestinal tract.