In person if possible 2021-11-05 13:45: When does a one-relator group have a quasi-convex hierarchy? (Marco Linton (University of Warwick)) 2021-11-19 13:45: Character varieties of random groups (Oren Becker (University of Cambridge)) 2021-11-26 13:45: Groups acting properly on (products of) hyperbolic graphs (Jack Button (University of Cambridge)) 2021-12-03 13:45: Fixed points of group homomorphisms and the Post Correspondence Problem (Laura Ciobanu (Heriot-Watt University)) 2022-03-11 13:45: A cubical Rips Construction (Macarena Arenas (University of Cambridge))