Originally from Groves, Texas, Nathan G. Castle graduated from Trinity University in San Antonio and entered the Dominican order in 1979. He received MA and MDiv degrees from the Dominican School of Philosophy and Theology at the Graduate Theological Union in Berkeley, California and served in campus ministries in California and Arizona for 27 years. He was Pastor/Director of the Catholic Community at Stanford University, and also at the All Saints Catholic Newman Center at Arizona State University. He chaired the Executive Board of the Catholic Campus Ministry Association (CCMA). Castle is the author of "And Toto, Too: The Wizard of Oz as a Spiritual Adventure" and the new book, "Afterlife, Interrupted: Helping Stuck Souls Cross Over."