Father Dennis Gill is Rector and Pastor of the Cathedral Basilica of Saints Peter and Paul in Philadelphia and the Director of the Office for Divine Worship for the Archdiocese. Father Gill completed his graduate studies in Sacred Liturgy at the Catholic University of America in Washington DC and the Pontifical Liturgical Institute of Saint Anselmo in Rome. In addition to multiple parish assignments, Father Gill served a five-year term as the Director of Liturgy at the Pontifical North American College in Rome. He is professor of Sacred Liturgy at Saint Charles Borromeo Seminary and lectures on the sacred liturgy throughout the country. Father Gill is author of Music in Catholic Liturgy: A Pastoral and Theological Companion to Sing to the Lord and the forthcoming book, Ars Celebrandi: An Artful and Careful Celebration of the Eucharist, both available from Hillenbrand Books.