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All talks take place in room SRZ 216/217 of the Seminarraumzentrum and are 45 minutes in length.
Monday, November 28
9:30-10:15Ursula Hamenstädt, University of Bonn
Random walks on hyperbolic groups, flows and volumes
10:15-10:45Coffee break
10:45-11:30Nicolás Matte Bon, Université Lyon 1
Spaces of actions on the real line
11:45-12:30Josh Frisch, École Normale Supérieure
Amenable Automorphism groups of low complexity subshifts
2:30-3:15Petr Naryshkin, University of Münster
Group extensions preserve almost finiteness
3:15-3:45Coffee break
3:45-4:30Bruno Duchesne, Université Paris-Saclay
Topological dynamics of the isometry group of the infinite dimensional hyperbolic space
4:45-5:30Artem Dudko, Institute of Mathematics of the Polish Academy of Sciences
From invariant ergodic measures to indecomposable characters on full groups
5:30-Reception in the lounge outside of SRZ 216/217
Tuesday, November 29
9:30-10:15Uri Bader, Weizmann Institute of Science
Higher property T of arithmetic lattices, applications and conjectures
10:15-10:45Coffee break
10:45-11:30François Le Maître, Université Paris Cité
On the spaces of subgroups of Baumslag-Solitar groups
11:45-12:30Aleksandra Kwiatkowska, University of Münster
A compact connected space approximated by finite graphs with confluent epimorphisms
2:30-3:15Sebastián Barbieri, Universidad de Santiago de Chile
Self-simulable groups
3:15-3:45Coffee break
3:45-4:30Mehrdad Kalantar, University of Houston
On the ideal structure of C*-algebras generated by covariant representations
Wednesday, November 30
9:30-10:15Cyril Houdayer, Université Paris-Saclay
The noncommutative factor theorem for lattices in product groups
10:15-10:45Coffee break
10:45-11:30Robin Tucker-Drob, University of Florida
Amenable subrelations of treed equivalence relations and the Paddle-ball lemma
11:45-12:30Anush Tserunyan, McGill University
Witnessing nonamenability via weight-maximal subforests
12:30-12:40Group photo
12:40-Lunch and free afternoon
6:00-Banquet at Mimigernaford  [Map]
Thursday, December 1
9:30-10:15Tianyi Zheng, UC San Diego
Furstenberg entropy spectrum of stationary actions
10:15-10:45Coffee break
10:45-11:30Amandine Escalier, University of Münster
Building prescribed quantitative orbit equivalence
11:45-12:30Adrien Le Boudec, ENS Lyon
Commensurated subgroups and micro-supported actions
2:30-3:15Yair Hartman, Ben-Gurion University
Random walks and dense subgroups
3:15-3:45Coffee break
3:45-4:30Matthieu Joseph, Université Paris-Saclay
Bounded and isometric orbit equivalence
Friday, December 2
9:30-10:15Bachir Bekka, University of Rennes 1
Spectral theory of groups of automorphisms of solenoids and nilmanifolds
10:15-10:45Coffee break
10:45-11:30Timothée Marquis, UC Louvain
Hyperfiniteness of boundary actions of hyperbolic groups
11:45-12:30Alon Dogon, Weizmann Institute of Science
Hyperlinearity versus flexible Hilbert-Schmidt stability for property (T) groups