Robert Alexy is Professor of Public Law and Legal Philosophy at the University of Kiel.

Stephen Darwall is the Andrew Downey Orrick Professor of Philosophy at yale University and John Dewey Distinguished University Professor Emeritus at the University of Michigan.

Panos Koutrakos is Professor of European Union Law at the City University London, City Law School.

Joost Pauwelyn is Professor of International Law at the Graduate Institute of International and Development Studies in Geneva (Switzerland)

Margot E Salomon is a tenured Lecturer at the Centre for the Study of Human Rights and Department of Law, London School of Economics and Political Science.

Kok-Chor Tan is associate professor of philosophy at the University of Pennsylvania.

Wim Voermans is Professor of Constitutional and Administrative Law at the University of Leiden.