Saint Gregory the Theologian January 25 Homily on the Nativity of Our Lord Listen to the Saint's life in Greek: Related links: St Gregory of Nazianzus, On God & Man: Theological Poetry of St Gregory of Nazianzus (Orthodox Bookstore) Father John McGuckin, Saint Gregory of Nazianzus - An Intellectual Biography (Orthodox Bookstore) Georges Barrois, The Fathers Speak: St Basil the Great, St Gregory of Nazianzus, St Gregory of Nyssa (Orthodox Bookstore) St Gregory the Theologian the Archbishop of Constantinople (OCA) St Gregory the Theologian [...]