The Revenge of Conscience: Politics and the Fall of Man

Knowing God

Commentary on Thomas Aquinas's Treatise on Law

Marks of His Wounds: Gender Politics and Bodily Resurrection

How and How Not to Be Happy

Understanding the Iglesia Ni Cristo: What They Really Believe and How They Can Be Reached

True Tolerance: Liberalism and the Necessity of Judgment

Lady in Waiting: Becoming God's Best While Waiting for Mr. Right

Commentary on Thomas Aquinas's Treatise on Divine Law

The Doctrines That Divide: A Fresh Look at the Historic Doctrines That Separate Christians

The Line Through the Heart: Natural Law as Fact, Theory, and Sign of Contradiction

Spirit Guides & Angel Guardians: Contact Your Invisible Helpers

What We Can't Not Know: A Guide, Edition 2

The Journey: Living by Faith in an Uncertain World

Commentary on Thomas Aquinas's Virtue Ethics

Jesus Among Secular Gods: The Countercultural Claims of Christ

Five Proofs of the Existence of God

Scripture Alone: Exploring the Bible's Accuracy, Authority and Authenticity

An Introduction to Catholicism

Ecumenism Today: The Universal Church in the 21st Century