John K. Marshall, MD MSc FRCPC AGAF

Director, Division of Gastroenterology
Professor, Department of Medicine
McMaster University
Hamilton, Ontario

Dr. Marshall is a Professor of Medicine and Director of the Division of Gastroenterology at McMaster University, and a consulting 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 200 academic papers and book chapters and over 200 abstracts. He is Editor-in-Chief of the Journal of the Canadian Association of Gastroenterology (JCAG). He is also an Associate Editor of ACP Journal Club, and an Editorial Board Member for the Journal of Crohn’s and Colitis. Dr. Marshall is the 2020 CAG Visiting Clinical Professor. His 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.

Other Faculty Members

Abraham, Bincy P.

Adachi, Jonathan D.

Afif, Waqqas

Anglin, Rebecca

Armuzzi, Alessandro

Van Assche, Gert

Barbara, Giovanni

Baumgart, Daniel C

Beck, Paul L.

Ben-Horin, Shomron

Bernard, Edmond-Jean

Bernstein, Charles N.

Bitton, Alain

Bradette, Marc

Bressler, Brian

Carbonnel, Franck

Cohen, Russell D.

Colombel, Jean-Frédéric

Croitoru, Kenneth

Dieleman, Leo A.

Dubinsky, Marla C.

Feagan, Brian G.

Fedorak, Richard N.

Forbes, Alastair

Fowler, Sharyle

Gasche, Christoph

Ghosh, Subrata

Greenberg, David E.

Gregor, James C.

Griffiths, Anne M.

Gruchy, Steven E.

Guimarães, Luís S.

Haider, Shariq

Halder, Smita LS

Hanauer, Stephen B.

Hart, Ailsa

Hazlewood, Glen S.

Hirschfield, Gideon

Huang, Vivian

Hunt, Richard H.

Iacucci, Marietta

Jairath, Vipul

Jeejeebhoy, Khursheed N.

Jones, Jennifer

Kennedy, Erin

Khanna, Reena

Kroeker, Karen I.

Kumar, Deepali

Lakatos, Peter Laszlo

Leung, Yvette PY.

Lima, Hermênio

Loftus, Edward V. Jr.

Long, Millie D.

Loomes, Dustin

Ma, Christopher

Mahadevan, Uma

Markowitz, James

Marshall, John K.

Melmed, Gil Y.

Munkholm, Pia

Narula, Neeraj

Ng, Siew

Nguyen, Geoffrey C.

Panaccione, Remo

Paré, Pierre

Plamondon, Sophie

Regueiro, Miguel

Render, Craig

Riddell, Robert

Robert, Magali

Rosenfeld, Greg

Rotstein, Coleman

Sandborn, William J.

Seidman, Ernest G

Seow, Cynthia

Shanahan, Fergus

Silverberg, Mark S

Stapleton, Melanie

Steinhart, A. Hillary

Stretton, Jennifer

Sutherland, Lloyd R.

Switzer, Connie M.

Targownik, Laura

Thomson, Alan BR

Travis, Simon PL.

Urton, Todd E.

Vande Casteele, Niels

Vermeire, Séverine

Walsh, Scott

Williams, Chadwick

Wine, Eytan