He earned his Ph.D. from McGill in 1997 and did his postdoctoral work at Université Laval (as an NSERC Fellow) and Dalhousie University (as a Killam Fellow), prior to joining the McGill Faculty of Science in 2001. He was awarded a FQRNT Quebec Strategic Professorship in 2002. Currently, he is the Associate Director of Research for the School of Environment. His research aims to develop a predictive understanding of the ecological impacts of invasive species, with a particular focus on aquatic animals. He is an Associate Editor for the journal Biological Invasions and the journal Diversity and Distributions. He also serves on the scientific committee of the Canadian Aquatic Invasive Species Network – a national research group that assesses the risks of invasion in Canada’s lakes, rivers and coastal waters.