Erin M. Brigham is an adjunct professor in the department of theology and religious studies and the faculty coordinator of research in the Joan and Ralph Lane Center for Catholic Studies and Social Thought at the University of San Francisco. She holds a doctorate in systematic and philosophical theology from Graduate Theological Union. Her most recent book, Sustaining the Hope for Unity: Ecumenical Dialogue in a Post-modern World, was published by Liturgical Press in 2012.