Angelo Decembrio (1415 — after 1467) was a Milanese humanist who began his career in Ferrara, where he arrived in 1430. The son of Uberto Decembrio, who was the first Renaissance translator of Plato's Republic, and outshone among his contemporaries by his brother Pier Candido, Angelo is known especially for the seven books of literary dialogues of De politiæ litterariæ ("On literary polish", not printed until 1540), which provide a vivid record— though synthesized in retrospect— of literary life at the court of Leonello d'Este of Ferrara, Taking as its main concern the question of how to achieve and maintain the literary polish characteristic of the civilized man in a courtly environment, Decembrio's unique dialogues elaborating aspects of this central idea take as personae his patron Leon