“ WILLIAM THE BRETON (c. 1160–c. 1225) , French chronicler and poet, was as his name indicates born in Brittany. He was educated at Mantes and at the university of Paris, afterwards becoming chaplain to the French king Philip Augustus, who employed him on diplomatic errands, and entrusted him with the education of his natural son, Pierre Charlot. William is supposed to have been present at the battle of Bouvines. ”