Pope Francis has officially declared St. Irenaeus, 2nd-century bishop of Lyon, a Doctor of the Church, with the title "Doctor of Unity" in a decree issued on January 21, 2022.
Pope Francis has officially declared Saint Irenaeus, second century bishop of Lyon, Doctor of the Church with the title “Doctor unitatis” [Doctor of Unity, in Latin], in a decree issued on January 21, 2022. Irenaeus is the 37th Doctor of the Church, and the fifth from France.
“May the doctrine of such a great Master encourage more and more the journey of all the Lord’s disciples towards full communion,” Pope Francis wrote in his decree. He emphasized that the saint, who was originally from the East and served as a bishop in the West, was a “spiritual and theological bridge” between Christians of the East and West.