Каликст II
1112 - 1130 : Alvise (born about 1070, died in 1148 in Philippi in Macedonia), 6th abbot, then bishop of Arras , reformed monk of the Abbey of Saint Bertin, was prior at the abbey Saint-Vaast during his election. He obtained from Pope Pascal II and Pope Callixtus II, degrees granting to the abbots of Anchin almost episcopal rights, as well as numerous and extensive benefits;