"Buildings and the free factor complex" Junior Geometry and Topology Seminar (GATEWAY) , Warwick, April 2018
Introductory talk for the block seminar Arithmetic groups and Rigidity , Bielefeld, March 2018
"Out(F_{n}) and Outer Space" - BKMR Research Seminar on Geometric Group Theory, Münster, August 2017
"Higher generating subgroups in Aut(F_{n}) and GL_{n}(ℤ)" - Bielefeld-Münster Seminar on Groups, Geometry and Topology, July 2017
"Bases in non-standard models of the theory of free groups" - Oberseminar Gruppen und Geometrie, Bielefeld, June 2016
"Weight in non-standard models of the theory of free groups" - Oberseminar Modelltheorie, Geometrie und Gruppentheorie, Münster, May 2016
"Weight in non-standard models of the theory of free groups" - Models and Groups 6, Istanbul, March 2016
I was one of the organisers of the block seminar Arithmetic groups and Rigidity which took place in Bielefeld from 21st to 23rd of March 2018. A shortened pdf-version of the introduction I gave at this seminar can be found here.
I am a member of the DFG priority programm "Geometry at infinity": SPP 2026.