Michael Hahn is the Director of the Institute for European and International Economic Law of the University of Bern Law School and a Director at the World Trade Institute; in addition, he is, since 2008, a Honorary Professor at the University of Waikato Law School, Hamilton (New Zealand) and, since 2005, a Visiting Professor at the Europa-Institute of Saarland University, Saarbrücken, Germany. Michael holds a Doctorate from the University of Heidelberg and an LL.M. from the University of Michigan Law School, where he served as a research assistant to John H. Jackson. Before joining the University of Bern, he was a Full Professor at the University of Lausanne, Switzerland and at Waikato Law School, Hamilton, New Zealand. He received his basic legal training (1st and 2nd State Exam) in Germany, was a Research Fellow at the Max-Planck-Institute for Comparative Public and Public International Law and a Senior Lecturer at Saarland University and the University of Halle-Wittenberg. Michael Hahn has been retained several times as visiting professor in all continents; recently, he held the Marcel Storme Visiting Chair at Ghent University Law School and was a visiting professor at the University of Macerata. Michael teaches and publishes in English, French and German; he advises sovereign and private clients in questions of international economic law and EU internal market law. He is a co-author of Matsushita/Schoenbaum/Mavroidis/Hahn, The World Trade Organization – Law, Practice, and Policy, 3rd edition, OUP: 2015).