This is a book about the central principle of drama and theatre -- how we join up with one another in order to enjoy a play. This is the principle defined by Coleridge when he described poetry as involving 'the willing suspension of disbelief', a phrase often used by theatre critics and others, but one which is rarely examined in any detail, having as much to do with psychology as aesthetics. Roger Grainger is both a psychologist and an actor, and...