C.S. Lewis for the Third Millennium

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

Philosophy

Confessions of a Cafeteria Catholic

Letters to an Atheist: Wrestling with Faith

Wisdom from the Psalms

The Greatest Philosopher Who Ever Lived

Ask Peter Kreeft: The 100 Most Interesting Questions He's Ever Been Asked

I Burned for Your Peace: Augustine's Confessions Unpacked

Forty Reasons I Am a Catholic

Between Allah & Jesus: What Christians Can Learn from Muslims

Before I Go: Letters to Our Children about What Really Matters

Why Does Everything Come in Threes?: A Short Book about Everything

Doors in the Walls of the World: Signs of Transcendence in the Human Story

How to Win the Culture War: A Christian Battle Plan for a Society in Crisis

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

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

Angels and Demons: What Do We Really Know about Them?

A Refutation of Moral Relativism: Interviews with an Absolutist