Wiktor Osiatynski is a professor at the Central European University in Budapest. He has taught on the Budapest and Warsaw campuses since 1995. Dr. Osiatynski also serves as counsel to the Open Society Foundation. He was a co-director of the Center for the Study of Constitutionalism and Eastern Europe at the University of Chicago Law School, where he has been a recurrent visiting professor between 1991 and 2001. From 1990 to 1997, Dr. Osiatynski was actively involved in developing Poland’s constitution, serving as advisor to several Constitutional Committees in Poland’s Parliament, co-authoring Poland’s draft Bill of Rights, and drafting the social rights section of the Bill of Rights of the final Constitution of Poland, which was adopted in 1997. He is a member of the International Board of the Open Society Institute and is the founding chairman of the Commission of Education on Alcoholism and Drug Addiction at the Stefan Batory Foundation in Warsaw. Dr. Osiatynki received an M.A. in law and a Ph.D. in sociology from Warsaw University.