Wojciech Sadurski, Challis Chair in Jurisprudence, University of Sydney Wojciech Sadurski is Challis Professor of Jurisprudence at the University of Sydney and a Professor at the University of Warsaw, Centre for Europe. He has previously held a professorship at the European University Institute in Florence from 1999-to 2009 (where he served as head of the department of law in 2003-2006), and he has taught most recently at New York University School of Law, Yale Law School, Fordham Law School, and the University of Parma. Professor Sadurski is a member of several supervisory or program boards, including the International Association of Constitutional Law, ICON-S, and the Institute of Public Affairs (Poland).