Adam Lajeunesse is a historian and public policy scholar specializing in Northern, defence, and security studies. Currently an Associate Professor in the Public Policy and Governance program at St. Francis Xavier University, he is also a Research Associate at the Centre for Military and Strategic Studies and the Arctic Institute of North America, as well as a fellow at the Canadian Global Affairs Institute. He is also sits on the editorial boards of the Canadian Naval Review, the Canadian Military Journal, Arctic, the American Review of Canadian Studies and is the editor of the Arctic Operational Histories, the NIOBE Papers, and Starshell.

Lajeunesse's research focuses principally on Northern sovereignty and security. He is the author of Lock, Stock, and Icebergs (2016), an award-winning political history of the Northwest Passage, as well as co-author of the 2017 monograph China’s Arctic Ambitions, and co-editor of Canadian Arctic Operations, 1941-2015: Lessons Learned, Lost, and Relearned (2017). He has published seven other edited volumes and over 80 academic and think-tank articles on subjects relating to the Arctic and maritime security and is a regular commentator in national media conversations.

A frequent contributor to Arctic policy discussions, Lajeunesse has lectured to government and defence audiences at the Canadian Department of National Defence, the Royal Canadian Navy, and Global Affairs Canada. He has participated in the Canadian government’s academic consultations developing the Arctic Policy Framework, with the Department of National Defence in its Expert Stakeholder Consultations to develop federal defence policy, and with the Canadian Army to support the development of the CAF’s Arctic Operating Concept. In addition, Lajeunesse has presented evidence on northern defence to Canadian Senate and House of Commons Committees as well as the British House of Commons sub-Committee on Defence. He is a regular participant at the inter-agency Arctic Security Working Group, and has guest lectured to the NATO Defence College in Rome, the Canadian Staff College, and the Canadian Forces College. He has also contributed research and analysis to government efforts to combat malign foreign influence, working with NATO, NORAD, USNORTHCOM, and other agencies.

Lajeunesse received a Bachelor of Humanities from Carleton University (2005), a Masters in History from the University of Calgary (2007), and a Ph.D. in history at the University of Calgary (2012). He has taught at the University of Calgary and Athabaska University and held postdoctoral fellowships with SSHRC, ArcticNet, and the Canadian Department of National Defence.