STEFANO BARTOLINI Director of the Robert Schuman Centre for Advanced Studies, European University Institute, Florence, Italy RICHARD BELLAMY Professor of Political Science and Director of the School of Public Policy, University College London (UCL), University of London, UK TANJA A. BÖRZEL Professor of Political Science and Chair for European Integration at the Otto-Suhr-Institut for Political Science, Freie Universität Berlin, Germany DARIO CASTIGLIONE Lecturer in Political Theory at the University of Exeter, UK UDO DIEDRICHS Senior Lecturer at the Department of Political Science at the University of Cologne, Germany ANDREAS FØLLESDAL Director of Research and Professor of Political Philosophy at the Norwegian Centre for Human Rights, Faculty of Law, University of Oslo, Norway DIRK LEHMKUHL Professor of European Politics at the University of St. Gallen, Switzerland WULF REINERS Research Fellow, University of Cologne, Germany, and Project Manager of EXACT, a Marie Curie training network on EU external action JELLE VISSER Professor of Sociology at the University of Amsterdam, the Netherlands ALBERT WEALE ESRC Professorial Fellow and Professor of Political Theory and Public Policy in the Department of Political Science and School of Public Policy, University College London, UK WOLFGANG WESSELS Jean Monnet Professor of Political Science at the University of Cologne, Germany