Nathan Foster is associate professor of social work and theology at Spring Arbor University, where he holds the Andrews Chair in Spiritual Formation. He is director of teaching ministries for Renovaré as well as a licensed clinical social worker, certified addictions counselor, public speaker, and bassist for the band Christy & The Professors. He is the author of The Making of an Ordinary Saint: My Journey from Frustration to Joy with the Spiritual Disciplines and Wisdom Chaser: Finding My Father at 14,000 Feet. He currently resides in Michigan with his wife, Christy, and their two children.