Born at Bagnoregio in Tuscany, he joined the Friars Minor while a student at Paris (1243), where he likely studied under Alexander of Hales, John of La Rochelle, William of Melitona and Eudes Rigaud. He taught in Paris beginning in 1253-54 before his election as Minister General of the Order (1257) and appointment as Cardinal Bishop of Albano (1273). Author of extensive works in philosophy, theology, and spirituality. Died at the Council of Lyon (1274), canonized by Sixtus IV (1482), named Doctor of the Church by Sixtus V (1588).
Bibliotheca Franciscana Scholastica Medii Aevi, 1957 et seqq. In 8° mai.
This collection offers critical editions of a wide range of Franciscan medieval scholastic texts from such authors as Alexander of Hales, Bonaventure, John Pecham, Peter of John Olivi, Matthew of Aquasparta, Roger Marston, and William of Middleton.