• Morality Policy. In Oxford Research Encyclopedia of Politics. Oxford University Press.





  • Prostitution: sin, unavoidable evil or recognized profession? In Christoph Knill et al. (eds), On the road to permissiveness? Change and Convergence of Moral Regulation in Europe. Oxford: Oxford University Press, 129-157.  (in cooperation with C. Knill)
  • Prostitutionspolitik in Deutschland. Entwicklung im Kontext europäischer Trends. Wiesbaden: Springer. (Bookmetrix)
  • Politics of dilemma: Coalition considerations and party conflicts on morality policies in Germany and Spain. Dissertationsschrift. Konstanz: Universität Konstanz.





  • Environmental Policy: Review on Leader and Laggard Countries in Europe. In Klaus Jakob et al. (eds), Environment and the Single Market. Final Report to the European Commission Brüssel. Berlin: FFU - Forschungsstelle für Umweltpolitik der Freien Universität zu Berlin, 23-45. (in cooperation with A. Müller und T. Sommerer)

Under review

  • Regulating prostitution and same-sex partnership rights around the globe.
  • Responsibilization by criminal, administrative and facultative liability: a cross-country comparison of prostitution law.
  • Gender quotas in the election of the European Parliament: effects and consequences. (with E. Frech)
  • Policy implementation a playground for losers of the decision-making stage. (with O. Mettang)

Work in progress

  • Engagement or avoidance? Wedge issue competition on morality policies in the “religious world”.
  • Consequences of the legalization of prostitution: stimulating flows of human trafficking?
  • Responsibilization strategies in the governance of prostitution policy (Special Issue with Nicolle Zeegers).