Hans-Dieter Klingemann earned his academic degrees from the University of Cologne (1966: Dr. rer. pol.) and from the University of Mannheim (1978: Dr. habil.). He has held academic positions at the University of Cologne (1966-74), the Center for Survey Research (ZUMA), Mannheim (1974-80), the Free University of Berlin (1980-2002), and the Social Science Research Center Berlin (1989-2003). In the profession Professor Klingemann has served as Vice-President (1982/83) and President of the International Society of Political Psychology (1986/87), as member of the Executive Committee of the European Consortium for Political Research (1988/94), as Vice-President of the International Political Science Association (1994/97), as President of the German Paul Lazarsfeld-Society (1994/99), and as President of the European Political Science Network (2002-2005).