The scope of the book is impressive. ... As a reference book, the Companions give readers a quick briefing on almost any theatrical performancec subject, which will prove to be incredibly useful for academics, students, critics and other practitioners wishing to gaina foretaste of subjects which may lead to more in-depth study elsewhere. * Francisco Costa, Theatre Research International * A must-have. * whatsonstage * It is an essential resource for those with a serious interest in theatre * Cannock and Rugeley Chronicle *