William Langland’s Piers Plowman is a richly imaginative work keenly interested in human nature and the society of its day. Precisely because of those concerns, readers of this major fourteenth-century visionary poem have long investigated both its status as a satire and the character of the religious thought on which it draws. A detailed examination of how the work’s ascetic outlook shaped its satire has not been performed, however. This is surprising, because satire also centrally concerns itself with identifying flaws in the character and conduct of both individuals and groups. Moreover, ascetic thought greatly influenced the interpretation and writing of satire well into the central medieval period. This study explores how Langland’s po...