The Morris Lab

As part of the SickKids Child Health Evaluative Sciences research program and Centre for Global Child Health, our goal is to reduce childhood morbidity and mortality from infectious diseases in Canada and abroad, with a focus on marginalized populations.

Key areas of research

Our research spans the disciplines of paediatrics, infectious diseases, global health, epidemiology and public health. We employ different methodologies, including cluster randomized trials and population-based surveillance.

Global Health

Learn about our research studies on newborn and childhood infectious diseases and mortality in low resource settings.

Vaccine Preventable Diseases

Explore our work in vaccine preventable diseases, immunization and infectious disease surveillance.


Browse studies on direct/indirect effects of COVID‑19, multisystem inflammatory syndrome in children (MIS‑C) and COVID‑19 vaccination in children.

Travel & Tropical Medicine

Read about our studies in risk perception, concurrence with travel plans and impact on risk and adherence to recommendations.

About Dr. Shaun K. Morris, MD, MPH, FCRCP(C), FAAP, DTM&H

Dr. Shaun K. Morris

Dr. Morris is a Clinician-Scientist in the Division of Paediatric Infectious Diseases, a Senior Scientist in the Child Health Evaluative Sciences research program and the Co-Director of the Centre for Global Child Health, and holds the Mining4Life Chair in Global Child Health at The Hospital for Sick Children (SickKids). He is an Associate Professor in the Temerty Faculty of Medicine at the University of Toronto and is cross appointed to the Clinical Public Health Division at the Dalla Lana School of Public Health where he is also a member of the Centre for Vaccine Preventable Diseases.

Dr. Morris completed his medical degree at Queen’s University in Kingston, ON, Canada, and his Master of Public Health at the Bloomberg School of Public Health at Johns Hopkins University, Baltimore, USA. He completed his clinical training in paediatrics and infectious diseases at SickKids and his training in tropical medicine was at the Gorgas Memorial Institute in Peru. His research training was supported by the Canadian Child Health Clinician Scientist Program and the Pediatric Scientist Development Program.

Dr. Morris standing outside a house in Pakistan while pointing to an engraving on a gate that reads "iNCK/76".
Dr. Morris posing for a photo with a group of seven other individuals. The banner behind them reads, "Aga Khan Health Service Pakistan, Regional Office Gilgit".
A group of six people posing for a photo while sitting or standing by some large rocks with their arms towards to the sky. In the background, there is a clear blue sky and mountains.
Dr. Shaun K. Morris


View a full list of Dr. Morris’ publications on Google Scholar, PubMed or ORCiD.

Funding partners

Thank you to our patients, study participants, families and funding partners for their generous support of our research program.

Grand Challenges Canada
PSI Foundation
Bill & Melinda Gates Foundation
Public Health Agency Of Canada
Aga Khan Foundation Canada
International Society of Travel Medicine
Canadian Child Health Clinician Scientist Program