Faculty member of the Max-Plank-Insitute Munich, (Website)
Visiting November 2017 and January 2018
City University London
Visiting November and December 2017
Open University, (Website)
Visiting April 2018
ETH Zürich, (Website)
Visiting September - December 2018
l'Université du Littoral Côte d'Opale, (Website)
Visiting October 2018
Professor, Department of Mathematics, Florida State University (Website)
Visiting September/October 2017
Research Scientist at Department of Combinatorics and Optimization, University of Waterloo, Ontario
Visiting October/November 2017
Professor, Department of Mathematics, Free University of Tbilisi, Georgia (Website)
Visiting June/July 2017
Professor, Department of Mathematics, Purdue University (Website)
Visiting from 29.05. to 15.07.2017
Research Scientist at RISC (Website)
Visiting from Febuary to April 2017 ( one month at KMPB, two months at DESY )
Research Scientist at NIKEF
Visiting April 2017
Research Scientist at Instituto de Ciencias Matemáticas (ICMAT) (Website)
Visiting from 10.10. to 25.10.2016
Professor for Theoretical Physics at the University of Liverpool (Website)
Visiting from 14.08 to 26.08.2016
Associate Professor in the Mathematics Department at Simon Fraser University (Website)
Visitor from 27.04. to 11.05.2016
PhD student at the Department of Mathematics of the University of Hamburg (Website)
Visitor from 06.03. to 19.03.2016 and from 09.05 to 20.05.2016
Professor of Theoretical Physics at the Centre for Research in String Theory at Queen Mary, University of London (Website)
Visitor from 31.08. to 14.09.2015