Mr. O’Leary joined our Hallahan faculty in 2019 after teaching Theology for 19 years at Archbishop Ryan High School in Northeast Philadelphia. He was educated at the University of Notre Dame (B.A. Business Administration 1985) and at Rutgers University (J.D. 1990). He worked as an attorney for 11 years before teaching. He also earned a Masters in Theology from Saint Charles Borromeo Seminary Evening Division in 2003. Mr. O’Leary has coached cross country, track, swimming, speech and debate for many years. He loves running, fitness and the Bible. He loves trying to bring the Bible to life for young people and helping them to connect it to their lives.