Professor Philippe Lagassé

Senior Associate Fellow - Expert in defence policy


Philippe Lagassé is Associate Professor and William and Jeanie Barton Chair at the Norman Paterson School of International Affairs, Carleton University. His research focuses on defence policy and procurement, civil-military relations, and the Crown and Parliament in Westminster states.

Professor Lagassé is currently finishing a project on legislative oversight of the military in fifteen countries and is part of a new project examining defence ministries in a comparative perspective. His main research project examines executive power and defence affairs in Australia, Canada New Zealand, and the United Kingdom. All three projects are funded by the Social Science and Humanities Research Council of Canada. His academic articles have been published in various journals, including Foreign Policy Analysis, International Relations, European Security, Parliamentary Affairs, West European Politics, and the British Journal of Politics and International Relations. He has been called upon to testify before Canadian and British parliamentary committees on defence issues and constitutional questions, and he regularly publishes opinion pieces on these issues in Canadian newspapers and magazines.

In addition to his academic work, Professor Lagassé has served as a member of Canada’s Independent Review Panel for Defence Acquisition (2015-2022), advising the Minister of National Defence on the requirements for all defence procurements over $100 million Canadian dollars. He was also a member of the Independent Review Panel of the evaluation of options to replace Canada’s CF-18 fighter aircraft (2012-2014) and has acted as a consultant for Canada’s Office of Judge Advocate General and the Department of National Defence.

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