Professor Dr. Andreas Zimmermann is Professor at the University of Potsdam and Director of the Potsdam Centre of Human Rights; Dr. jur. (Heidelberg), LL.M. (Harvard); adviser German delegation United Nations Diplomatic Conference on the Establishment of an International Criminal Court; member Permanent Court of Arbitration; counsel in various cases before the ICJ and arbitral tribunals; judge ad hoc European Court of Human Rights (until 2018); member advisory boardson UN issues and on public international law German Ministry of Foreign Affairs; member of the advisory committee on international humanitarian law of the German Red Cross; member of the Human Rights Committee.Christian J. Tams is Professor of International Law at the University of Glasgow, where he directs the LLM in international law. He is a qualified lawyer in Germany (admitted in 2005) and holds LL.M. and Ph.D. degrees from the University of Cambridge. His research in international law focuses on the settlement of international disputes, the law of State responsibility and investment arbitration. In addition to his academic work, Professor Tams practices international law as an academic memberof Matrix Chambers, London, with a focus on inter-State disputes and investment arbitration. Less