Raniero Cantalamessa, OFM Cap, taught the history of Christian origins at the Catholic University of Milan and served on the International Theological Commission. He devotes his ministry to preaching and writing, and from 1980-2024 served as the Preacher to the Papal Household. Cantalamessa is author of Shepherds and Fishermen; Jesus Began to Preach; The Mystery of God's Word; Come, Creator Spirit; Mary: Mirror of the Church; The Eucharist: Our Sanctification; The Holy Spirit in the Life of Jesus; The Mystery of Easter; The Mystery of Pentecost; and Life in Christ; (all published by Liturgical Press).