Dieter Grimm teaches constitutional law at Humboldt University Berlin and the Yale Law School. From 1987-1999 he served as Justice of the Federal Constitutional Court of Germany. From 2001-2007 he was the Director of the Wissenschaftskolleg zu Berlin (Institute for Advanced Study) whose Permanent Fellow he continues to be. He was Visiting Professor at Harvard, New York University, Toronto, Rome, Kolkata, Seoul, Beijing, Shanghai and a Fellow of the Stellenbosch Institute for Advanced Study in South Africa. He is a member of the Berlin-Brandenburgische Akademie der Wissenschaften, the Academia Europaea and the American Academy of Arts and Sciences. He holds honorary doctoral degrees from the universities of Toronto, Göttingen, Porto Alegre, and Bucarest. He has widely published on matters of constitutional law, constitutional history, constitutional theory, comparative constitutionalism, and European Union law.