Jesuit School of Theology is a professional school of theology in Berkeley, Calif. It offers a variety of degree programs, including Master of Divinity, Master of Arts, Master of Theology and Master of Theological Studies. The school also offers an ecclesiastical degree, Licentiate in Sacred Theology, to expand the expertise of those who serve religious communities and dioceses and who teach in churches and seminaries. Jesuit School of Theology operates a library that houses more than 684,000 volumes. The school is affiliated with the Graduate Theological Union, which is an educational institution established to offer programs of study leading to graduate degrees in theology. Jesuit School of Theology is located in Berkeley, Calif.