He remained in Orléans until at least 1171, leaving at a later date to go to London, most likely to become a teacher. Jacob was killed during the antisemitic riots that swept through London during the coronation of King Richard I.
Jacob resided in Orléans until at least 1171, before moving to London possibly for a teaching position. He tragically died during the antisemitic riots that erupted in London during King Richard I's coronation.