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

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

The Christ Files: How Historians Know What They Know about Jesus

Zealot: The Life and Times of Jesus of Nazareth

A Doubter's Guide to Jesus: An Introduction to the Man from Nazareth for Believers and Skeptics

The New Testament in Its World: Audio Lectures, Part 2 of 2: An Introduction to the History, Literature, and Theology of the First Christians

The Pilgrims Progress

A Doubter's Guide to World Religions: A Fair and Friendly Introduction to the History, Beliefs, and Practices of the Big Five

Beyond Belief: The Secret Gospel of Thomas

History Shock: When History Collides with Foreign Relations

Bullies and Saints: An Honest Look at the Good and Evil of Christian History

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

The Kebra Nagast

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