Laura Ervo is a professor at Orebro University, Sweden. She is also an adjunct professor (docent) in procedural law at the University of Turku, the University of Helsinki and the University of Eastern Finland. Ales Galic is full professor at the University of Ljubljana Faculty of Law, Slovenia. Wolfgang Hau is full professor of private law and German, international and comparative civil procedure at Ludwig-Maximilians-University Munich, Germany. He is also a judge at the Oberlandesgericht (Higher Regional Court) Munich. Bart Krans is full professor at the University of Leiden, the Netherlands, where he holds the chair of private law and civil procedure law. Jordi Nieva-Fenoll is full professor (chair) of procedural law at the University of Barcelona, Spain. Anna Nylund is a professor at the University of Tromso The Arctic University of Tromso, Norway. Anna Piszcz is a professor at the University of Bialystok, Poland. John Sorabji is a senior teaching fellow at University College London and the principal legal adviser to the Lord Chief Justice of England and Wales and the Master of the Rolls. Piet Taelman is senior full professor at Ghent University Law School, Belgium. Anna Wallerman Ghavanini is an associate professor at the University of Gothenburg, Sweden, and a Ragnar Soderberg Postdoctoral Fellow in law. She has previously held positions at the European University Institute and the University of Zurich. Jarich Werbrouck is a doctoral candidate at Ghent University, Belgium, funded by the Research Foundation Flanders.