- The Sacrament of Evangelism
- Naked and Unashamed: A Guide to the Necessary Work of Christian Marriage
- The Soul of C. S. Lewis: A Meditative Journey through Twenty-Six of His Best-Loved Writings
- The Neglected C.S. Lewis: Exploring the Riches of His Most Overlooked Books
- The Surprising Imagination of C. S. Lewis: An Introduction