Greg Ogden (DMin, Fuller Theological Seminary) lives out his passion of speaking, teaching, and writing about the disciple-making mission of the church after spending twenty-four years in pastoral ministry. Most recently Greg served as executive pastor of discipleship at Christ Church of Oak Brook in the Chicago western suburbs. From 1998-2002, Greg held the position of director of the Doctor of Ministry program at Fuller Theological Seminary and associate professor of lay equipping and discipleship. Greg is the author of several books such as Unfinished Business, Discipleship Essentials, Transforming Discipleship, Leadership Essentials(with coauthor Daniel Meyer), and The Essential Commandment. He is a partner in the Global Discipleship Initiative (GDI), which trains, coaches, and inspires pastors and Christian leaders to establish indigenous, multiplying, disciplemaking networks, both nationally and internationally.