Paul Kirbas is Paul Tillich Professor of Theology and Culture. He is minister of the Presbyterian Church USA, and holds the Master of Divinity and Doctor of Ministry Degrees from Columbia Theological Seminary, and a Ph.D. in Theological Studies from the Graduate Theological Foundation. His Ph.D. studies have focused on the intersection of theology and nature, in collaboration with John Kerr, past Warden of the Society of Ordained Scientists in the United Kingdom. Dr. Kirbas has been a Presbyterian Minister for 30 years, holding pastorates in Georgia, Florida, Illinois, and currently serves as the Senior Pastor of Westminster Presbyterian Church in Oklahoma City, OK. His academic appointments have included being appointed as the Guest Associate Professor of Theology at Wheaton College, and an adjunct professor of Philosophy at North Central College in Naperville, IL. Dr. Kirbas is the founder and president of the Kirbas Institute, which offers events, curriculum, and a TV program that builds bridges between spirituality and science.