 From 1984 to 1987, he was an assistant professor in the Department of Statistics and Actuarial Science at the University of Waterloo (Waterloo, ON).He was then hired by Université Laval (Québec, QC), where he was promoted to the ranks of associate in 1989 and professor in 1993.He joined McGill University (Montréal, QC) in 2010, where he holds a Canada Research Chair in Stochastic Dependence Modeling.