Marcus Schulzke is a Lecturer at the University of York, specializing in security studies and political theory. He is especially interested in the normative dimensions of security. His work has appeared in journals including Perspectives on Politics, Review of International Studies, International Studies Perspectives, and Political Studies. He is also the author of Just War Theory and Civilian Casualties (Cambridge University Press, 2017) and The Morality of Drone Warfare and the Politics of Regulation (Palgrave, 2017).