Our father among the saints '''Gregory Palamas''' (1296-1359), Archbishop of Thessalonica, was a [[monasticism|monk]] of [[Mount Athos]] in Greece (at [[Vatopedi Monastery (Athos)|Vatopedi Monastery]] and [[Esphigmenou Monastery (Athos)|Esphigmenou Monastery]]), and later became [[Archbishop]] of Thessalonica. He was a preeminent theologian and a proponent of [[hesychasm|hesychastic]] theology. His [[feast day]]s in the Church are [[November 14]] and the second Sunday of [[Great Lent]].