What is theatre?What is performance?What connects them and how are they different?What events, people, practices and ideas have shaped theatre and performance in the twentieth and twenty-first century?The Routledge Companion to Theatre and Performance offers some answers to these big questions. It provides an analytical, informative and engaging introduction to important people, companies, events, concepts and practices that have defined the complementary fields of theatre and performance studies. This fully updated second edition contains three easy to use alphabetized sections including over 120 revised entries on topics and people ranging from performance artist Ron Athey, to directors Vsevold Meyerhold and Robert Wilson, megamusicals , postdramatic theatre and documentation. Each entry includes crucial 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.