Forty Reasons I Am a Catholic

The God Who Loves You: Love Divine, All Loves Excelling

Confessions of a Cafeteria Catholic

I Burned for Your Peace: Augustine's Confessions Unpacked

Back to Virtue: Traditional Moral Wisdom for Modern Moral Confusion

Catholics and Protestants: What Can We Learn from Each Other?

The Best Things in Life: A Contemporary Socrates Looks at Power, Pleasure, Truth the Good Life

Letters to an Atheist: Wrestling with Faith

Practical Theology: Spiritual Direction from Saint Thomas Aquinas

The Greatest Philosopher Who Ever Lived

Between Heaven and Hell: A Dialog Somewhere Beyond Death with John F. Kennedy, C. S. Lewis and Aldous Huxley

Symbol or Substance?: A Dialogue on the Eucharist with C. S. Lewis, Billy Graham and J. R. R. Tolkien

Philosophy

Between Allah & Jesus: What Christians Can Learn from Muslims

Three Approaches to Abortion: A Thoughtful and Compassionate Guide to Today's Most Controversial Issue

A Refutation of Moral Relativism: Interviews with an Absolutist

Heaven, the Heart's Deepest Longing

How to Be Holy: First Steps in Becoming a Saint

Your Questions, God's Answers

Fundamentals of the Faith: Essays in Christian Apologetics