Gráinne de Búrca is Professor of Constitutional Law at the European University Institute, on leave from New York University Law School where she has been Professor since 2011. Prior to that, she held tenured posts as professor at Harvard Law School and Fordham Law School. She held a chair at the EUI from 1998-2005, and was Fellow of Somerville College and lecturer in law at Oxford University from 1990-1998. She is co-editor of the Oxford University Press series Oxford Studies in European Law, co-author of the leading OUP textbook on EU Law, and author of many other publications on issues of European Union, international and human rights law and global public law. She is co-editor-in-chief of the International Journal of Constitutional Law (ICON).Claire Kilpatrick is British Academy Global Professor at Queen's University Belfast. Between 2011 and 2025 she was a Professor of Law at the European University Institute (EUI) in Florence, Italy during which time she also served as EUI Dean of Studies and as Co-Director of the Academy of European Law. She previously held academic positions in London, Cambridge, and Bristol. She works mainly in EU law, with a particular focus on the social dimension of the EU.Neil Walker has been the Regius Professor of Public Law and the Law of Nature and Nations at the University of Edinburgh since 2008. Before that he was Professor of European Law at the European University Institute, Florence 2000-2008, and Professor of Legal and Constitutional Theory at the University of Aberdeen 1996-2000. He has also held various visiting professorships, including NYU, Yale and Toronto. He has published widely on questions of subnational, national, European and transnational constitutional law and theory, and also on question of policing and security. He is the author of five monographs, fourteen edited collections, five journal special issues, and over two hundred and fifty articles on these topics.

• 1: Gráinne de Búrca, Claire Kilpatrick, and Neil Walker: Revisiting the Fundamentals of EU Law 2: Vasiliki Kosta and Niamh Nic Shuibhne: Cultural Diversity and National Identity: Can Relevant Competing Interests Be Balanced 'Fairly' in EU Internal Market Law? 3: François-Xavier Millet and Élise Muir: The Construction of EU Fundamental Rights Law by the Court of Justice of the European Union and the EU Legislator 4: Mark Dawson and Floris de Witte: The Capacity-Control Dilemma and the Constitutional Fundamentals of EU Law 5: Loïc Azoulai and Sacha Garben: The New Question of Competence: A Conversation about its Form and Meaning 6: Marise Cremona and Gracia Marín Durán: The Observance and Development of International Law as a Constitutional Value: What Impact on the Union's Legal Order and its Global Climate Action?