July 1: Li Yu Whitehead torsion
July 8: Sean Raleigh Contact structures
July 29: Justin Roberts Weight systems
August 5: Ben Cooper The Alexander polynomial
August 12: Dave Clark The Poincare homology sphere
August 19: Justin Roberts Rozansky-Witten invariants
August 26: Sean Raleigh The Poincare homology sphere II
September 2: Ben Cooper The Alexander polynomial and Mahler measure
September 9: Gregg Musiker Discrete Morse theory
September 16: Aaron Lauda (Cambridge) Frobenius categories
justin@math.ucsd.edu
