Your Personal Discipleship Journey and Journal. Join the best-selling author of Growing Up to the Head: Ten Essentials to Becoming a Better Christian on a journey to spiritual maturity as he guides you in developing ten principles that are critical to Christian discipleship. Complete with a daily journal. This individual study based on the book of Ephesians leads church members, leaders and pastors to grow up into the fullness of Christ, who is the Head of the church. By growing up to the Head, Christians can help build God's kingdom and grow spiritually. AUTHOR - GEORGE O. MCCALEP, JR., PH.D.