Main editor for Algebras and Representation Theory
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.
studies at the universities in , and at the , PhD at the , postdoc positions at the and at the , habilitation at the , visiting professorship at the , professorship at the , membre junior of the , professorship at the , visiting professorship at / , since 2005 professor at the .