chancellor by Robert of Selby, both Englishmen. Sources Caravale, Mario (ed). Dizionario Biografico degli Italiani: LX Grosso – Guglielmo da Forlì. Rome, 2003. Matthew, Donald. The Norman Kingdom of Sicily. Cambridge University Press: 1992. Houben, Hubert. Roger II of Sicily: A Ruler between East and West. Trans. G. A. Loud and Diane Milbourne. Cambridge University Press: 2002. Curtis, Edmund. Roger of Sicily and the Normans in Lower Italy 1016–1154. G. P. Putnam's Sons: New York, 1912. Alexander of Telese, translated by G. A. Loud. The Deeds Done by Roger of Sicily. Introduction and Books One, Two, Three, and Four 1137 deaths Italo-Normans Norman warriors Year of birth unknown 12th-century Italian Roman Catholic priests Kingdom of Sicily people