Dr. Haglund is the Sir Edward Peacock Professor of Political Studies at Queen's University (Kingston, Ontario). After receiving his Ph.D. in International Relations in 1978 from the Johns Hopkins School of Advanced International Studies, in Washington, D.C., he assumed teaching and research positions at the University of British Columbia. In 1983 he came to Queen's. From 1985 to 1995, and again from 1996 to 2002, he served as Director of the Queen's Centre for International Relations. From 1992 to 1996 he also served as Head of Queen's Department of Political Studies. He has held visiting professorships in France and Germany, and was the Visiting Seagram Chair at the McGill Institute for the Study of Canada in the 2004-5 academic year. He co-edits the International Journal.
His research focuses on transatlantic security, and on Canadian and American international security policy. Among his books are Latin America and the Transformation of U.S. Strategic Thought, 1936-1940 (1984); Alliance Within the Alliance? Franco-German Military Cooperation and the European Pillar of Defense (1991); Will NATO Go East? The Debate Over Enlarging the Atlantic Alliance (1996); The North Atlantic Triangle Revisited: Canadian Grand Strategy at Century's End (2000); and Over Here and Over There: Canada-US Defence Cooperation in an Era of Interoperability (2001).