Slides from selected recent talks

I have listed below the .pdf files of a few lectures I have given recently. If you are looking for slides from other talks, just ask.

• Asymptotic cohomology of the motion group of the trivial n-component link (Cornell Topology Festival, May 2003)


• The Euler characteristic of the automorphism group of a free product (Lehigh's Geometry & Topology Conference, June 2004)


• The many faces of Thompson's group F and The many friends of Thompson's group F (Thompson's Groups in Normandy, September 2004)
(Many helpful comments on drafts of these talks were given by Matt Brin and Victor Guba.)
• Out of the Margins (A Project NExT presentation, Knoxville 2006)
• Seminar Warm-Up