Name James Viterbo Education University of Paris | Died 1308, Naples, Italy | |
Blessed Giacomo da Viterbo (c. 1255 – 1307), born Giacomo Capocci (nicknamed "Doctor speculativus") was an Italian Roman Catholic Augustinian friar and a student of Giles of Rome.
He was born in Viterbo in the Papal States in 1255. He was a professor of theological studies at the University of Paris from 1293 to 1300. He wrote on the relationship between ecclesiastical and temporal power in his book "De Regimine Christiano". It argued that although human power alone is lawful it could be perfected through the influence of a spiritual power alone. Walter Ullmann stated that it was the first "exposition of the concept of the Church".
He became the Archbishop of Benevento after Pope Boniface VIII appointed him in 1302 and he later the Archbishop of Naples in a formal installment in 1303 following his 12 December 1302 appointment. In 1306 he received the task of Pope Clement V in overseeing the cause of canonization of Pope Celestine V. He died in Naples in 1308.
Pope Pius X beatified him on 14 June 1914.