Juan de Lucena is mainly known for his Dialogo de vita beata (Dialogue on the Happiness of Life), which he wrote in Italy before 1463. Considered a minor author until the 1980s, Lucena has attracted increasing scholarly attention since then. He occupies an intriguing position in the literary landscape of late-medieval Castile that complicates the task of classifying his works: are they the products of a medieval author trying to bring humanism to Spain or attempts by a Jewish convert to Christianity to prove his orthodoxy? Dialogo de vita beata was one of the works that introduced the Ciceronian dialogue to Spain; the ideas expressed in it developed into commonplaces in the Spanish Renaissance. The renewed interest in Lucena has also brought attention to his minor works, most prominently the Epistola exhortatoria a las letras (Epistle Encouraging the Study of Letters, early 1480s), a short treatise in letter form...