William of Lucca
William of Lucca was an Italian theologian and scholastic philosopher. He taught at Bologna, in the third quarter of the twelfth century.
He wrote a commentary on The Divine Names of Pseudo-Dionysius, combining ideas from Gilbert de la Porrée with those of Eriugena. He is also the presumed author of Summa artis dialectice, a textbook of logic, influenced by Abelard.