The mystery plays of medieval England have traditionally been analysed in ways which centre on the texts and their religious significance. Hans-Jurgen Diller's major study, first published in German, seeks to recover their dramatic potential by focusing on the function of language in conventional modes of speech, prayer, address and dialogue. He looks at speech and dramatic form in the plays to reveal new insights concerning spatial and temporal orientation, the expression of emotions, and the relationships between characters on stage, between actor and audience, and between the dramatic...