[[Image:GregoryDialogist3GregoryGreat3.jpg|right|frame|Icon of St. Gregory the Dialogist]]Gregory I served as [[Pope ]] of Rome from [[September 3]], 590, until his death on [[March 12]], 604. He is known in the East as '''Gregory the Dialogist''' for his four-volume ''Dialogues'', in which he wrote of the lives and miracles of the [[saints ]] of Italy and of the after-life. He is also credited with devising the Liturgy of the Presanctified Gifts.