Yvonne Chiu is an assistant professor at the University of Hong Kong. She holds an A.B. in International Relations from Stanford University, and received her M.A. and Ph.D. in Political Science from the University of California at Berkeley. Her research interests include international justice and law, just war theory & military ethics, contemporary moral and political philosophy, and the history of modern political thought (especially J.S. Mill and the social contract tradition). Her dissertation, “Combat Contractualism,” developed a secular theory of just war through treatments of various ethical issues in contemporary warfare. She is currently working on a book manuscript on the cooperative nature of warfare, as well as on papers on regime change and just war in classical antiquity.