Workshop on

Classifying spaces, loop spaces and finiteness

October 14-18, 2013

Program:  The program of the workshop will consist of three lecture series:

  • Finiteness properties of arithmetic groups (Kai-Uwe Bux) NOTES: III
  • Examples of classifying spaces for proper actions (Ian Leary)
  • L^2-invariants for group theorists (Roman Sauer). SLIDES: I, II, and III.

In addition there will be individual research talks and time for discussion. The workshop will start Monday morning and end on Friday at noon.


  • Kai-Uwe Bux
  • Ramón Flores slides
  • Peter Kropholler
  • Ian Leary
  • Ran Levi notes
  • Alexandre Martin slides                                                                                  
  • Conchita Martínez-Pérez 
  • Roman Sauer
  • Nora Seeliger
  • Werner Thumann slides
  • Antonio Viruel
  • Stefan Witzel slides

Participants: A list of participants can be found here.

Organizers: Dieter Degrijse, John Foley, Giovanni Gandini