by Emmanuelle MathieuJose Maria Valenzuelaa Department of Social and Political Sciences, University of Lausanne, Lausanne, Switzerlandb Barcelona Institute for International Studies (IBEI), Barcelona, Spainc Institute for Science, Innovation and Society (InSIS), University of Oxford, Oxford, UKEmmanuelle Mathieu is a senior lecturer at the Institute of Political Studies, University of Lausanne and a senior research fellow at IBEI.Jose Maria Valenzuela is a senior research fellow at the Institute for Science, Innovation and Society (InSIS), University of Oxford.

by Lukas HetzerBrian Burgoona Cologne Center for Comparative Politics, University of Cologne, Cologne, Germanyb Department of Political Science, University of Amsterdam, Amsterdam, NetherlandsLukas Hetzer is a Doctoral Researcher at the University of Cologne, Cologne Center for Comparative Politics.Brian Burgoon is Professor of Political Economy at the University of Amsterdam, Department of Political Science.

by Mauricio Mandujano ManriquezTommaso Pavonea ARENA Centre for European Studies, University of Oslo, Oslo, Norwayb Department of Political Science, University of Toronto, Toronto, Ontario, CanadaTommaso Pavone is Assistant Professor of European politics in the Department of Political Science at the University of Toronto and Visiting Researcher at the ARENA Centre for European Studies at the University of Oslo.Mauricio Mandujano Manriquez is a PhD Fellow at the ARENA Centre for European Studies of the University of Oslo.

by Miriam HartlappOtto Suhr Institute of Political Science, Freie Universität Berlin, GermanyMiriam Hartlapp is Professor for Comparative Politics: Germany and France at the Freie Universität Berlin (FUB). Her research and teaching focus on European integration and comparative politics. She is particularly interested in questions of power and conflict in the EU Multilevel System, the intersection of economic and social policy, as well as (unequal) representation in political institutions.

by George AsiamahDepartment of Politics and International Relations, The University of Sheffield, Sheffield, UKGeorge Asiamah is a Research Associate at the Department of Politics and International Relations, University of Sheffield.

by Dmytro PanchukDepartment of Public Governance and Management, Ghent University, Ghent, BelgiumDmytro Panchuk is a post-doctoral researcher and lecturer at the Department of Public Governance and Management, Ghent University, interested in the European integration, democracy, and security issues of Central and Eastern Europe.

by Vivien A. SchmidtJean Monnet Professor of European Integration, Professor Emerita of International Relations and Political Science, F. W. Pardee School of Global Studies, Boston University, Boston, MA, USAVivien A. Schmidt is Jean Monnet Professor of European Integration and Professor Emerita of International Relations and Political Science at Boston University, Honorary Professor at LUISS Guido Carli University, and Visiting Fellow in the Schuman Center, European University Institute

by Sven SchreursRobin Huguenot-NoëlDepartment of Political and Social Sciences, European University Institute, San Domenico di Fiesole, ItalySven Schreurs is a PhD researcher at the Department of Political and Social Sciences of the European University Institute.Robin Huguenot-Noël is a PhD researcher at the Department of Political and Social Sciences of the European University Institute.

by Lukas HakelbergOtto-Suhr Institute for Political Science, Freie Universität Berlin, Berlin, GermanyLukas Hakelberg is a post-doctoral researcher at the Center for International and Comparative Political Economy of the Otto-Suhr-Institute for Political Science, Freie Universität Berlin.

by Simon FinkPolitisches System der BRD, Institut für Politikwissenschaft, Georg-August-Universität Göttingen, GöttingenSimon Fink is Professor for the Political System of Germany at the University of Goettingen, Germany.