His teaching and research focus on diplomacy, international relations theory, Canadian foreign policy and sociology of knowledge. He has held research positions at McGill University, the University of Southern California, the Balsillie School of International Affairs, the University of Waterloo and the Université du Québec à Montréal. His articles have notably been published in Cooperation and Conflict, Journal of International Relations and Development, International Studies Perspectives, International Journal, Canadian Journal of Political Science, Revue française de science politique, Études internationales, Politique et Sociétés, and Canadian Foreign Policy Journal. He is currently working on a project on the changing practices of diplomacy.