McMaster Pediatrics Professor, Dr. Mark Tarnopolsky, ranked 33rd on’s 2022 list of the top medical scientists in Canada.

Leveraging data from Google Scholar and Microsoft Academic Graph, evaluated scientists from around the world based on their h-index, the proportion of contribution made to the discipline of medicine, awards, and achievements. Profiles were then manually verified and cross-correlated against publications from credible sources. describes the list as a tool to inspire scholars, entrepreneurs, and decision-makers to explore where the world’s leading experts are developing knowledge and to amplify and share expertise across the scientific community.

Mark Tarnopolsky's work is supported through a research Chair in Neuromuscular Disorders from McMaster Children's Hospital. His clinical studies focus on therapies for mitochondrial cytopathies, and clinical trials in Duchenne muscular dystrophy, Friderich's ataxia and Pompe disease. His research also explores muscle function in patients, aging, and animal models of neuromuscular and neurometabolic diseases. He is a member of the McMaster Institute for Research on Aging (MIRA) and the Centre for Metabolism, Obesity, and Diabetes Research (MODR).

Including Tarnopolsky, seven researchers from McMaster University were ranked among Canada’s top 50 scientists in medicine. 

Review the methodology and complete list of top Medicine Scientists in Canada here. 

To explore opportunities to collaborate in child health research at McMaster, connect with Dr. Katherine Morrison, Associate Chair of Research, Department of Pediatrics ( 

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