His research expertise is in Human Genome Epidemiology. The common theme of his research programs is on identifying genetic factors involved in the initiation or progression of common kidney diseases, as potential targets for novel diagnostic tests and therapies. His current research focuses on three specific kidney disorders: autosomal dominant polycystic kidney disease, IgA nephropathy and idiopathic nephrotic syndrome, and is supported by grants from the Kidney Foundation of Canada and Canadian Institutes of Health Research. He has published over 60 peer-reviewed papers.
He has served in the Editorial Board for the Journal of American Society of Nephrology and Grant Review Panels for the Kidney Foundation of Canada, Canadian Institutes of Health Research and National Institutes of Health, USA. He has published over 150 peer-reviewed articles, has collaborated widely with researchers nationally and internationally, and has trained numerous clinical and research fellows in hereditary kidney disease.