Professor (Epidemiology) in the Division of Community Health and Humanities, Faculty of Medicine, Memorial University of Newfoundland (MUN); Received MD, and MPH from Tianjin Medical University and PhD in Epidemiology from the Dalla Lana School of Public Health, University of Toronto. Research interests: cancer epidemiology (mainly colorectal cancer), arthritis and disability, immigrant health and quality of life, aging, health surveys, and statistical modelling