She is currently research director of the Toronto Congenital Cardiac Center for Adults and head of the Obstetric Medicine Program at the University of Toronto. She is Vice President of the Canadian Adult Congenital Heart Network. She co-chaired the 2009 Canadian Cardiovascular Society adult congenital heart disease guidelines. Her research has focused on adult congenital heart disease and pregnancy and heart disease and is funded by the Heart and Stroke Foundation of Canada and the Canadian Institute of Health Research.