or Jean de Paris or John the Deaf or John Quidort
born 0441; 1255, Paris, France
died Sept. 22, 1306, Bordeaux, Gascony
Dominican monk and disciple of St. Thomas Aquinas .
A lecturer at the University of Paris, he wrote on the separation of church and state and the limits of papal authority. His controversial view on the nature of the Eucharist was censured, and he was sentenced to perpetual silence; he died before his appeal could be decided.