Deputy Dean of the Faculty of Sociology 2001–03, 2004–05, 2007–08, 2011–12
Expert for (among others) Wissenschaftsrat, Leopoldina - Nationale Akademie der Wissenschaften, Deutsche Forschungsgemeinschaft, Volkswagen Stiftung, Alexander-von-Humboldt-Stiftung, Österreichische Akademie der Wissenschaften, EU-Kommission, Wissenschaftliche Kommission Niedersachsen, OECD, BMBF.
Member (since 2008) and speaker (2014-2016) of the Scientific Advisory Board of ITA (Institut für Technikfolgenabschätzung der Österreichischen Akademie der Wissenschaften, Wien)
Member of Kompetenznetzwerk Stammzellforschung NRW (Stem Cell Network North Rhine Westphalia) (2012-2018)
Member of the advisory board of the journal Sozialer Sinn
Studies in Law and Sociology at the University of Freiburg im Breisgau
1982 First State Examination in Law
1985 Magister Artium in Sociology
1987 Second State Examination in Law
1983–1991 Researcher at the Max Planck Institute for Foreign and International Criminal Law (Freiburg im Breisgau, Germany), Department of Criminology
1985–1987 Legal training at the Administration of Justice in Baden-Wuerttemberg and at the Federal Environment Agency (Umweltbundesamt), Berlin, Germany
1988 Research contract for the Federal Office of Investigation
1991 Dr. phil. (PhD) at the University of Freiburg, Department of Philosophy
1991–1998 Researcher at the Social Science Research Center Berlin (Wissenschaftszentrum Berlin fuer Sozialforschung, WZB), research unit "Standard-Setting and the Environment"
1995–1997 Researcher at the Freie Universitaet Berlin
1998 Habilitation at the Department of Philosophy and Social Sciences of the Freie Universitaet Berlin, venia legendi: Soziologie
since 1999 Professor of sociology at Bielefeld University