Volume 193, Issue 1 – January 2021

Speed of random walks, isoperimetry and compression of finitely generated groups

Pages 1-105 by Jérémie Brieussel, Tianyi Zheng

$L^2$ curvature bounds on manifolds with bounded Ricci curvature

Pages 107-222 by Wenshuai Jiang, Aaron Naber

Lie algebras and $v_n$-periodic spaces

Pages 223-301 by Gijs Heuts

Types for tame $p$-adic groups

Pages 303-346 by Jessica Fintzen