- I Believe in Jesus, Leading Your Child to Christ by
- I Don't Believe in Atheists by
- I Kissed Dating Goodbye by
- I Married Wonder Woman...Now What? by
- I Once Was Lost by
- I'm Not Good Enough by
- I, Claudius by
- Idols of the Heart by
- If God Is Good by
- In His Grip by
- In Search of Authentic Faith by
- In the Arena of the Mind by
- In the Eye of the Storm by
- In the First Circle by
- In the Footsteps of Faith by
- In the Grip of Grace by
- In the name of God, Amen by
- In the Presence of My Enemies by
- In the President's Secret Service by
- Incomprehensible Demoralization by
- Infidel by
- Inside Narnia by
- Inside Prince Caspian by
- Inside the Mind of Unchurched Harry & Mary by
- Instructing a Child's Heart by
- Instruments in the Redeemer's Hands by
- Intimacy With God by
- Into the Future by
- Into the Wardrobe by
- Introducing Paul by
- Introverts in the Church by
- Inventing the Great Awakening by
- Invitation to Biblical Hebrew by
- Invitation to Silence and Solitude by
- Is Christianity Good for the World? by
- Is God Really in Control? by