Saturday 22
9.00-9.50 Bill Lawvere
Toposes and Continuum Microphysics
10.00-10.25 Dominique Bourn
3x3 lemma and protomodularity
10.30-11.00 coffee break
11.00-11.25 Ronnie Brown
Constructing free crossed resolutions for some graphs of groups
11.30-11.55 Maurizio Citterio
Classifying Spaces of Categories and Term Rewriting
13.00-14.30 lunch break