these issues from a novel perspective. It identifies legal gaps and policy challenges and inquires to what extent they may be addressed under a common normative umbrella: Jus Post Bellum. The individual contributions offer guidance on shortcomings, directions and possible avenues of reform. In this way, the authors ¿ from various disciplines, such as philosophy, legal history, political science and international law ¿ contribute to the emerging scholarship in this field. Carsten Stahn is a Reader in Public International Law and International Criminal Justice, at the Swansea University School of Law, UK. Jann K. Kleffner is Assistant Professor at the Amsterdam University Center of International Law, The Netherlands, and the Managing Editor of the Yearbook of International Humanitarian Law.