Orderic Vitalis (Latin: Ordericus Vitalis; 16 February 1075 – c. 1142) was an English chronicler and Benedictine monk who wrote one of the great contemporary chronicles of 11th- and 12th-century Normandy and Anglo-Norman England. Working out of the Abbey of Saint-Evroul, he is credited with writing the Historia Ecclesiatica, a work detailing the history of Europe and the Mediterranean from the birth of Jesus Christ into his own age. The son of a cleric, he was of born into a noble family, claiming both English and Norman heritage. While he is known primarily for the Historia Ecclesiastica, he also was able to ascend to various positions within the church including that script master, librarian, and cantor. A prolific writer, he spoke on various topics in his writings both religious and secular. Modern historians view him as a reliable source. Source: Wikipedia (en)