What is theatre? What is performance? What connects them and how are they different? How have they been shaped by events, people, companies, practices and ideas in the twentieth and twenty-first centuries? And where are they heading next? The Routledge Companion to Theatre and Performance offers some answers to these big questions. This third edition has been updated to now include over 160 entries, with all entries brought up to date and new topics added, including Caryl Churchill, Black Lives Matter and Hamilton, among others.This book provides an accessible, informative and engaging introduction to important people and companies, events, concepts and practices that have defined the complementary fields of theatre and performance studies. Three easy-to-use alphabetized sections include entries on topics and people ranging from performance artists Marina Abramović and Pope.L to directors Vsevolod Meyerhold and Robert Wilson, the haka, Taking the Knee and disability, theatre and performance. Each entry includes important historical and contextual information, extensive cross-referencing, detailed analysis and an annotated bibliography.The Routledge Companion to Theatre and Performance is a perfect reference guide for the keen student and the passionate theatre-goer alike.