Studies: Economics and Sociology, Johann Wolfgang Goethe-University Frankfurt.
Degrees: PhD and Habilitation; Berlin Institute of Technology (Technische Universität Berlin, TUB).
Current Position: Chairman of the Executive Board of the German Institute for Economic Research (DIW Berlin); Professor for Empirical Economic Research and Economic Policy at the Berlin Institute of Technology.
Past Positions: Research associate, Johann Wolfgang Goethe-University Frankfurt, University of Mannheim and TU Berlin; Director of the longitudinal study SOEP at the DIW Berlin, since 1989; University Professor, Social Policy and Public Economy, Ruhr-University Bochum; University Professor, Economics, European University Viadrina Frankfurt (Oder); Member of the KVI and founding member of the RatSWD; Chairman of the RatSWD, 2004-2007.
Other positions: Chairman of the RatSWD, again since 2009; Chairman of the "Census Commission" of the German Federal Government; Meber of the "Working Group on Research Infrastructures within Social Sciences and Humanities" (RISSH); the "European Strategy Forum for Research Infrastructures" (ESFRI) of the EU-Commission; Member of the Advisory Council of the "British Household Panel Study" (BHPS) and the Swiss Household Panel (SHP).
Main Areas of Research: Survey statistics, interdisciplinary behavioural studies, social and employment policy