SIMON DUKE Professor at the European Institute for Public Administration, the Netherlands OLE ELGSTRÖM Professor of Political Science at Lund University, Sweden JEFFREY LEWIS Associate Professor of Political Science at Cleveland State University, USA ANAND MENON Professor of West European Politics at the University of Birmingham, UK THOMAS RISSE Professor of International Politics at the Free University of Berlin and co-director of the Research College 'The Transformative Power of Europe,'Germany FRANK SCHIMMELFENNIG Professor of European Politics at ETH Zurich, Center for Comparative and International Studies, Switzerland MICHAEL E. SMITH Professor of International Relations at the University of Aberdeen, UK DANIEL C. THOMAS Associate Professor in the School of Politics and International Relations and Director of the Dublin European Institute at University College Dublin, Ireland JOHN VOGLER Professor of International Relations at Keele University and a member of the ESRC Centre forClimate Economics and Policy, UK RICHARD YOUNGS Associate Professor at the University of Warwick, UK, and Director of FRIDE in Madrid, Spain.