Since March 2013:

Chair in Comparative Politics and Political Theory, University of Siegen.

May 2010-February 2013:

Acting Chair of Political Science, University of Siegen.

October 2008 - July 2009:
Acting Chair of Comparative Politics, Geschwister-Scholl-Institute of Political Science, Ludwig-Maximilians-Universität, Munich.

October 2007 - September 2008:
Acting Chair of Governmental Studies, Institute for Political Science, University of Hamburg.

since October 2004:

Assistant Professor, Geschwister-Scholl-Institute of Political Science, Ludwig-Maximilians-Universität, Munich.

June 2006:

Habilitation and Venia Legendi in Political Science, Ludwig-Maximilians-Universität, Munich.

May 2003 - September 2004:

Assistant Professor, Chair of Political Science, Technical University Munich.

October 1999 - April 2003:

Senior Researcher, Chair of Political Science, Technical University Munich.

April 1998 - September 1999:

Senior Researcher, Special Research Union „Screen Media“, University of Siegen.

November 1997:

Dr. phil., „summa cum laude“, Heinrich-Heine-University, Dusseldorf.