McCourt Chair, McCourt School of Public Policy, Georgetown University

Professr of Law, University of Cambridge

Central European University, Democracy Institute and CEU Department of Legal Studies

Salvesen Chair of European Institutions

CV Starr Professor of Law, Peking University School of Transnational Law

Jean Monnet Professor of European Union Law & Policy

Professor of European Law

Professor of European law, Vrije Universiteit Amsterdam

Professor of EU Law and of Environmental Law, Jean Monnet Chair, UCLouvain, St Louis

City, University of London