John Kenneth Marshall
Professor, Medicine

Dr. Marshall is a Professor of Medicine and Director of the Division of Gastroenterology at McMaster University, as well as a consultant gastroenterologist at Hamilton Health Sciences in Hamilton Ontario. He completed his B.A. and M.D. at Queen’s University, and then undertook his residency training and M.Sc. in Clinical Epidemiology & Biostatistics at McMaster University. He is a Full Member of the Farncombe Family Digestive Health Research Institute. His publications include over 250 academic papers and book chapters and over 250 abstracts. Dr. Marshall is the Editor-in-Chief of the Journal of the Canadian Association of Gastroenterology (JCAG). Past honours include the Canadian Association of Gastroenterology (CAG) Young Investigator Award (2008), the CAG Young Educator Award (2006), the CAG Clinical Professorship (2020) and Fellowship in both the American Gastroenterological Association (AGAF, 2007) and the Canadian Association of Gastroenterology (CAGF, 2020). Dr. Marshall’s clinical and research interests include inflammatory bowel disease, post-infectious irritable bowel syndrome, gastrointestinal bleeding, endoscopy, clinical trials, clinical epidemiology, health outcomes and health economics.