[Piero]
(b Florence, c1480; d after 1545). Italian theorist and composer. Nothing is known of Aaron’s early training, his teacher, or his career before 1516. He claims to have had ‘the greatest friendship and familiarity’ with Josquin, Obrecht, Isaac, and Agricola in Florence (most likely between 1487 and 1495, and not necessarily at the same time). By 1516 he was a priest in Imola, where he wrote his first book, Libri tres de institutione harmonica, translated into Latin by the humanist Giovanni Antonio Flaminio. A contemporary poem by Achille Bocchi praises Aaron for rescuing music ‘from squalor and dismal neglect’. By March 1520 he was a singer in Imola Cathedral and from the next year a chaplain; he was also paid by the city to teach music to those who wished to learn. His career in Imola ended abruptly in June 1522 when he was wounded in a factional uprising and his chapel in the cathedral destroyed (Blackburn, forthcoming). By ...