CHRISTINE NEUHOLD is Associate Professor of European Governance within the Department of Political Science, Faculty of Arts and Social Sciences, Maastricht University, the Netherlands. She is a political scientist by training and holds her doctoral degree from the University of Vienna. Her main research interests include the role of parliaments and bureaucracies within the European system of governance. SOPHIE VANHOONACKER is Professor of Administrative Governance and has a chair in Administrative Governance at the Department of Politics at the Faculty of Arts and Social Sciences, Maastricht University, the Netherlands. Her main field of research is European administrative governance with a particular focus on the role of bureaucracies/diplomats in the European foreign policy process. LUC VERHEY is a Member of the Advisory Division of the Dutch Council of State and Professor of Constitutional and Administrative Law at the Leiden Law School, Leiden University, the Netherlands. His main field of research is constitutional law with a particular focus on parliamentary law, public accountability, legislation and human rights.