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2022
2021
2020
Nov 30–Dec 4: Monoidal and 2-categories in representation theory and categorification , HIM Bonn (virtually)
Nov 27: Our application for the 2021–2024 extension of the DFG SFB/TRR "Symbolic Tools in Mathematics and their Application " was successful! That means ~9 million Euros for algebra! See the press release and the (Corona compliant) party .
Oct 30: I'm giving a talk in the BIREP seminar , Bielefeld (virtually)
Oct 8: Our book on Soergel bimodules is now available! Thanks to everyone from the MSRI summer school who contributed!
Oct 8: Some impressions of our conference!
Oct 5–Oct 9: Symplectic singularities in geometry and representation theory , Institut Henri Poincaré, Paris. Postponed.
Sep 22–24: Annual meeting of SFB-TRR 195 , "Kaiserslautern". I'm an organizer. Conference will take place: online!
Jul: I'm member of the evaluation panel of the Breakthrough Junior Challenge , part of the Breakthrough Prize
Jul 6: Ringvorlesung (OLAT, Fragestunde um 15:30)
Jun 24: Registration for our Fourth annual conference of the SFB-TRR 195 is now open
Jun 16: I'm co-organizing the RepNet Virtual Seminar , starting on Jun 23rd (videos )
Jun 11: In the upcoming winter term I'll give a course on Tensor Categories , and a course on Commutative Algebra
May 18–22: Counting conjectures and beyond , Isaac Newton Institute for Mathematical Sciences, Cambridge. Postponed.
Apr 20: My courses on Lie Algebras and on Algebraic Structures start
Apr 16: Ringvorlesung. Check out my background and motivation for my Lie algebras course instead.
Jan 27–31: Computational and Algorithmic methods , Isaac Newton Institute for Mathematical Sciences, Cambridge. I'm giving a talk on the 30th.
Jan 27–31: Geometry and representation theory , Institut Henri Poincaré, Paris. I'm giving a talk on the 27th.
2019
2018
2017
Dec 4–Dec 8, Sydney, Australia: International conference on representation theory
Sep 5, Sydney, Australia: I'm giving a talk in the pure math seminar at the University of New South Wales
Jun 26–Jul 07, Berkeley, USA: Summer Graduate School "Soergel Bimodules" (teaching assistant)
Mar 31, Sydney, Australia: I'm giving a talk in the algebra seminar
Mar 7, Bochum, Germany: I'm giving a talk
Jan 23–Jan 27, Stuttgart, Germany: Gwyn Bellamy visits me
2016
Oct 10–Oct 14, Kaiserslautern, Germany: DFG SPP1489 Conference
Sep 26–Sep 30, Oxford, UK: Clay research conference (Geometric Representation Theory and Beyond)
Jun 27, Hannover, Germany: I'm giving a talk in the Oberseminar
May 24, Edinburgh, Scotland: I'm giving a talk in the MAXIMALS algebra seminar
Apr 4–Apr 8, Edinburgh, Scotland: Representation theory and symplectic singularities
Mar–May, Glasgow, Scotland: Research stay at Glasgow University
Feb 18, Stuttgart, Germany: I'm giving a talk.
Feb 18–Feb 19, Stuttgart, Germany: Computational Methods for Representations and Group Rings
Feb 18–Feb 26, Stuttgart, Gemany: Gwyn Bellamy will be here
2015
Nov 13–Nov 14, Stuttgart, Germany: Darstellungstheorietage 2015
Oct 13, Stuttgart, Germany: I am giving a talk in our Oberseminar
Oct 5, Rostock, Germany: I am giving a talk
Oct 5–Oct 6, Rostock, Germany: Norddeutsches Gruppentheoriekolloquium
Sep 29, Osnabrück, Germany: I am giving a talk
Sep 28–Oct 2, Osnabrück, Germany: DFG SPP 1489 Jahrestagung
Jul 3, Erlangen, Germany: I am giving a talk in the Emmy Noether Seminar
May 18–May 22, Montpellier, France: I am visiting Cédric Bonnafé
May 4–May 8, Stuttgart, Germany: Daniel Juteau visits us
Apr 5–Apr 11, Oberwolfach, Germany: Representations of Finite Groups
Mar 11, Bad Honnef, Germany: I am giving a talk
Mar 9–Mar 13, Bad Honnef, Germany: Darstellungstheorie Schwerpunkttagung
Feb 3, Stuttgart, Germany: Thomas Gerber visits us and gives a talk in the Oberseminar
Jan 21, Glasgow, Scotland: I am giving a talk in the Algebra Seminar
Jan 18–Jan 30, Glasgow, Scotland: I am visiting Gwyn Bellamy
2014
Dec 16, Stuttgart, Germany: Thomas Gobet visits us and gives a talk in the Oberseminar
Dec 09, Jena, Germany: I am giving a talk in the Oberseminar
Nov 18, Stuttgart, Germany: I am giving a talk in our Oberseminar
Nov 08, Kaiserslautern, Germany: I am giving a talk
Nov 07–Nov 08, Kaiserslautern, Germany: Darstellungstheorietage
Sep 22–Sep 26, Luminy (Marseille), France: 50 ans de séminaire Chevalley
Sep 08–Sep 12, Stuttgart, Germany: Workshop on Diagram Algebras
Jul 03, Kaiserslautern, Germany: I got an award from the Freundeskreis der Universität Kaiserslautern for my thesis (press release )
Jun 19, Cargèse, France: I am giving a talk
Jun 16–Jun 27, Cargèse, France: Summer school on quiver Hecke algebras and conference on geometric representation thory
Jun 04–Jun 05, Paris, France: I am visiting Jean Michel
Jun 05, Paris, France: I am giving a talk in the Séminaire Claude Chevalley
May 16, Kaiserslautern, Germany: I am giving a talk
Apr 14–Apr 18, Montpellier, France: I am visiting Cédric Bonnafé
Mar 03–Mar 07, Bad Boll, Germany: Annual conference of the DFG priority project SPP 1489
2013
2012
Sep 17–Sep 20, Saarbrücken, Germany: DMV Jahrestagung
Jun 5, 2012, Stuttgart, Germany: I am giving a talk in the Oberseminar Algebra
Apr 23–Apr 27, Marseille (Luminy), France: Théorie de Lie et analogues quantiques
Mar 25–Mar 31, Oberwolfach, Germany: Representations of finite groups
Mar 21, 2012, Thurnau, Germany: I am giving a talk
Mar 19–Mar 22, Thurnau, Germany: Darstellungstheorie Schwerpunkttagung
Jan 19, Paris, France: I am giving a talk in the Séminaire Claude Chevalley
2011
Oct 17, Bonn, Germany: I am giving a talk in the Oberseminar Darstellungstheorie
Oct 17–Oct 21, Bonn, Germany: I am visiting Maurizio Martino
Sep 12–Sep 22, Cargèse, France: Algèbres de Hecke, Algèbres de Cherednik, Algèbres amassé et Théorie des Représentations
Jul 14, Kaiserslautern, Germany: Maurizio Martino visits us and gives a talk on Blocks of restricted rational Cherednik algebras for wreath products
Jun 01, Kaiserslautern, Germany: Armin Shalile visits us and gives a talk on On the center of Brauer algebras and modular character theory
May 09–May 20, Montpellier, France: I am visiting Cédric Bonnafé
May 02–May 06, Marseille (Luminy), France: Spring School "Flag Varieties"
Mar 01–Mar 04, Münster, Germany: Darstellungstheorie Schwerpunkttagung
Feb 03, Kaiserslautern, Germany: Jay Taylor visits us and gives a talk on Unipotent Supports in Finite Reductive Groups
Jan 24–Jan 28, Les Houches, France: Groupes de Chevalley, groupes de réflexion, groupes de tresse
2010
Dec 10–Dec 11, Aachen, Germany: Nikolaus Conference
Nov 05–Nov 06, Stuttgart, Germany: Darstellungstheorietage
Sep 27–Sep 29, Aachen, Germany: Representation theory of finite groups
May 23–May 28, Isle of Skye, Scotland: Sheaves in Representation Theory
Apr 06–Apr 10, Bad Honnef, Germany: Darstellungstheorie Schwerpunkttagung
2009
Aug 17–Aug 19, Wuppertal, Germany: Homological Conjectures in Representation Theory of Artin Algebras
Jan 30–Jan 31, Kaiserslautern, Germany: Darstellungstheorietage
2008
2007
Nov 02–Nov 04, Cambridge (MA), USA: Rational Curves and Diophantine Problems over Function Fields