As chair of the music department and ethics teacher at an independent school for girls in Manhattan, Mario Dell'Olio conducts the Concert and Chamber Choirs. Dr. Dell’Olio is responsible for all Liturgical celebrations for the Lower, Middle and Upper Schools. He leads the Choirs on annual international and domestic concert tours and has released numerous albums on iTunes and Amazon.com. Dr. Dell'Olio was director of music at Mission Dolores Basilica in San Francisco, California, from 1990 - 2000. He led the Basilica Choir on its first international concert tour to Italy in June 1999. Dr. Dell’Olio holds a Doctor of Sacred Music, a Master of Music in Vocal Performance, and a Masters in Religious Education. He pursued postgraduate work in Theology at the Pontifical Gregorian University, Rome, Italy.