Cold-Case Christianity: A Homicide Detective Investigates the Claims of the Gospels

Zealot: The Life and Times of Jesus of Nazareth

The Pilgrims Progress

Beyond Belief: The Secret Gospel of Thomas

What It Means to Be Protestant: The Case for an Always-Reforming Church

Signs of Life: 40 Catholic Customs and Their Biblical Roots

Jesus and the Dead Sea Scrolls: Revealing the Jewish Roots of Christianity

Christ Alone: Audio Lectures: A Complete Course on the Doctrine of Christ

Millennium: The End of the World and the Forging of Christendom

How Africa Shaped the Christian Mind: Rediscovering the African Seedbed of Western Christianity

Eucharistic Miracles: and Eucharistic Phenomena in the Lives of the Saints

Skeletons in God's Closet: The Mercy of Hell, the Surprise of Judgment, the Hope of Holy War

The Case for Christ Daily Moment of Truth: Devotions to Strengthen Your Spiritual Knowledge (A 180-Day Devotional)

A Doubter's Guide to the Bible: Inside History’s Bestseller for Believers and Skeptics

Know How We Got Our Bible: Audio Lectures: 11 Lessons

ReGrace: What the Shocking Beliefs of the Great Christians Can Teach Us Today

Historical Theology: Part 1: An Introduction to Christian Doctrine

Rembrandt Is in the Wind: Audio Study: Learning to Love Art through the Eyes of Faith