- Reparametrizations of continuous paths. Schloss Dagstuhl, August 2006
- Invariants of directed spaces and persistence. MSRI Berkeley, October 2006. You can also download a video of the talk.
- Deadlocks and dihomotopy in mutual exclusion models. MSRI Berkeley, October 2006
- Directed Topology. An introduction. Neuchatel, January 2007
- Concurrency and directed algebraic topology. DMV-GDM Berlin, March 2007
- Directed Topology. An introduction. Aalborg, May 2007
- Concurrency and directed algebraic topology. AMS-PTM, Warszawa, August 2007
- Concurrency and directed algebraic topology. Algebraic Topology and Invariant Theory, Goettingen, September 2007
- Trace spaces: Organization, Calculation, Applications. Oberwolfach and Paris, July 2008
- Algebraic Topology and Concurrency: Trace Spaces and their Applications, ICAM 6, Baia Mare, Romania, September 2008
- Algebraic Topology and Concurrency: Trace Spaces and Applications, CSIC, Universidad Complutense de Madrid, Spain, November 2008
- Algebraic Topology and Concurrency: Trace Spaces and Applications, Universität Bremen, Germany, November 2008
- Komplekse perler: Möbiustransformationer, hyperbolske mønstre og fraktaler, NTNU Trondheim, September 2009
- (Prod-)Simplicial models for trace spaces, GETCO Aalborg, January 2010
- Simplicial models for trace spaces, ATMCS IV, Münster, Germany, June 2010
- Highly complex: Möbius transformations, hyperbolic tessellations and pearl fractals Cergy-Pontoise, France, May 2011
- Simplicial models for trace spaces, AAT, ETH Zürich, Switzerland, July 2011
- Simplicial models for trace spaces, Computational Topology, Fields Institute, Toronto, Canada, November 2011
- Simplicial models for trace spaces, Applications of Combinatorial Topology to Computer Science, Schloss Dagstuhl, Germany, March 2012
- Spaces of executions as simplicial complexes, DyToComp, Bedlewo, Poland, June 2012
- Directed algebraic topology and applications, Discrete Structures in Algebra, Geometry, Topology and Computer Science, Minisymposium at 6ECM Krakow, Poland, July 2012
- Concurrency and directed algebraic topology Applied and Computational Algebraic Topology, Minisymposium at 6ECM Krakow, Poland, July 2012
- Spaces of executions as simplicial complexes, Topological data analysis and machine learning theory, BIRS, Banff, Canada, October 2012
- Spaces of directed paths as simplicial complexes, Seminar Algebraic Topology, University of Warsaw, January 2013

(in collaboration with Christian Skau, Norges Teknisk-Naturvidenskabelige Universitet, Trondheim)

- 2004 Sir Michael Atiyah and Isadore Singer
- 2005 Peter Lax
- 2006 Lennart Carleson
- 2007 Srinivasa Varadhan
- 2008 John G. Thompson and Jacques Tits
- 2009 Mikhail Gromov
- 2010 John Tate
- 2011 John Milnor

Last modified: Fri Sep 21 09:08:39 CEST 2007