Tim is a Christian, a husband to Aileen, and a father to two girls in their teens and one son who is waiting for him in heaven. He worships and serves as one of the pastors at Grace Fellowship Church, where he primarily gives attention to mentoring and discipleship. He is a blogger at challies.com, book reviewer for WORLD magazine, co-founder of Cruciform Press, and he has written a number of books, including: The Discipline of Spiritual Discernment (Crossway, 2007), Sexual Detox: A Guide For Guys Who Are Sick of Porn (Cruciform Press, 2010), Do More Better (Cruciform Press, 2015), Visual Theology: Seeing and Understanding the Truth about God (Zondervan, 2016),  EPIC: An Around-the-World Journey Through Christian History (Zondervan, 2020) & Seasons of Sorrow (Zondervan, 2022).