1. UCD School of Politics and International Relations, and UCD Geary Institute for Public Policy, University College Dublin, Dublin, Ireland
2. Department of Political Science and Public Administration, National and Kapodistrian University of Athens, Athens, Greece
3. Department of International Relations and Public Administration, University of Minho, Braga, Portugal
4. School of History, Anthropology, Philosophy and Politics, and the George J. Mitchell Institute for Global Peace, Security and Justice, Queen’s University Belfast, Belfast, UK