Professional Experience

2011-2012
Senior Fellow at the Institute for Advanced Studies in the Humanities, Bad Homburg

2007
Guest scholar at the MacMillan Center for International and Area Studies der Yale University, New Haven CT

2006
Guest scholar at Max-Planck-Institut für Gesellschaftsforschung, Cologne

2003-present
Member of the German Research Council’s (DFG) Collaborative Research Center 597 „Transformations of the State“, Head of the Research Project “Legitimating States, International Regimes, and Economic Orders”

2002-present
Head, Department “Theory and Constitution of the Welfare State”, Centre for Social Policy Research (CeS), University of Bremen

2002-present
Full Professor of Political Science, University of Bremen

2000-2002
Full Professor of Political Science, University of Essen

2000
Professor of Social Policy, University of Konstanz (temporary replacement for Professor Jens Alber)

1997-2000
Head of the Research Project „University Development“, University of Hamburg, funded by the Volkswagen-Foundation

1991-1997
Assistant Professor, Institute for Political Science, University of Hamburg

1987-1991
Research Fellow, Institute for Political Science, University of Hannover

1985-1988
Lecturer, University of Hamburg

1986
Research Fellow, Interdisciplinary Centre for Didactics of Higher Education, University of Hamburg

1981-1985
Research Fellow, Institute for Public Finance, University of Hamburg