Dr AJ Sherrill has more than twenty five years of experience as a pastor, leading churches in cities such as NYC, LA, and also as lead pastor at Mars Hill Bible Church in Grand Rapids, Michigan. He is now lead pastor at St. Peter's Church in Charleston, South Carolina. He has served as adjunct professor at Fuller Theological Seminary, where he teaches popular courses on transformational preaching and the Enneagram. Sherrill receives many speaking requests to lead Enneagram workshops across the country and is the author of The Enneagram for Spiritual Formation and Being with God.

Dave Ripper is the lead pastor of Crossway Christian Church in Nashua, NH, where he’s served since 2019. He’s the author of Experiencing Scripture as a Disciple of Jesus: Reading the Bible like Dallas Willard, and the co-author of The Fellowship of the Suffering: How Hardship Shapes Us for Mission and Ministry. Dave hosts the Deeper Experiences with God podcast, and is passionate about helping the local church become a center for spiritual formation. He holds degrees from Grove City College, Denver Seminary, and Fuller Seminary, and has lived with his wife, three kids, and Rhodesian Ridgeback in New England for 15 years.