Dr. Claus D. Zimmermann is both a lawyer and an economist. He holds a doctorate in public international law from the University of Oxford, an LL.M. from Yale Law School as well as master's degrees in economics and law from the University of Paris Panthéon-Sorbonne. He has been a visiting researcher in Stanford's John M. Olin Program in Law and Economics and a visiting fellow at the Institute of International Economic Law at Georgetown University as well as at Harvard's Department of Government.
During his time at Oxford, Dr. Zimmermann taught European competition law and policy and public international law. Dr. Zimmermann is currently working as an associate for the international trade and arbitration practice of Sidley Austin LLP in Geneva. He advises governments and private stakeholders on international trade matters, with a particular emphasis on dispute settlement under the auspices of the World Trade Organization. In addition, he focuses on European trade and competition law and policy.
His prior experience in the practice of international law includes working for the WTO Appellate Body Secretariat, the IMF Legal Department, UNCITRAL, the International Treaties Division of the German Federal Ministry of Justice and the Permanent Representation of Germany to the European Union. Dr. Zimmermann's research on international economic law has been published in leading journals such as the American Journal of International Law and the European Journal of International Law.