Editorial Board:


Main editor for Algebras and Representation Theory


Annali di Matematica Pura ed Applicata


Transformation Groups



Further activities:

Speaker of the DFG priority program SPP 1388.

Contact person for the German Mathematical Society

I am participating in the  SFB TR 12 - Symmetries and Universality in Mesoscopic Systems and the Graduiertenkolleg 1269 Global structures in geometry and analysis.

I am a co-organizer of the regional seminars Transformation Groups & Mathematical Physics and the Bonn-Cologne Seminar on representation theory.

A short CV: 
studies at the universities in Hamburg, Basel and at the Brandeis UniversityPhD at the Universit_t Baselpostdoc positions at the Universit_ degli studi di Roma "La Sapienza'' and at the Universit_ de Grenoble, habilitation at the Universit_t Basel, visiting professorship at the Universit_t Bern, professorship at the Universit_ de Strasbourg, membre junior of the Institut universitaire de France, professorship at the Universit_t Wuppertal, visiting professorship at UC Berkeley / MSRI, since 2005 professor at the Universit_t zu K_ln.