Edited by Bruno de Witte, Professor of European Law, Maastricht University, the Netherlands, Juan A. Mayoral, iCourts – Centre of Excellence for International Courts, University of Copenhagen, Denmark, Urszula Jaremba, Europa Instituut, Utrecht University, the Netherlands, Marlene Wind, iCourts and Centre for European Politics, University of Copenhagen, Denmark and PluriCourts, University of Oslo, Norway and Karolina Podstawa, Lecturer, Department of European and International Law,University of Maastricht, the Netherlands