John Italus or Italos (, Iōánnēs ho Italós; ) was a neoplatonicVasiliev A. Alksandr (1952) History of the Byzantine Empire, 2nd english edition, University of Wisconsin Press, USA, vol. 2, p. 474Merry Bruce (2004) Encyclopedia of modern Greek literature, Greenwood Press, USA, p. 57 Byzantine philosopher of the eleventh century. He was Calabrian in origin, his father being a soldier.The Byzantine background to the First Crusade, by Paul Magdalino He came to Constantinople, where he became a student of Michael Psellus in classical Greek philosophy. He succeeded Psellus in his position as head of the philosophical school. Subsequently, some of his tenets were found heretic in 1076-77 by Patriarch Cosmas I of Constantinople, and in 1082The Byzantine Empire in the 11th Century he was personally condemned, having come into conflict with Emperor Alexios I Komnenos.
