Note: Do not rely on this information. It is very old.
EadmerEadmer, a Canterbury monk of the 12th century, was a friend of St. Anselm and of his successor. In 1120 he was invited to Scotland to become Bishop of St. Andrews, but returned to Canterbury owing to a disagreement with the King of Scotland with regard to his consecration. He wrote Historia Novorum, Vita Anselmi, and notices of SS. Dunstan, Bregwin, and Oswald.
Click for more about Historia