What Really Happened: The Death of Hitler

The Holiness of God

Crossing Cultures in Scripture: Biblical Principles for Mission Practice

The Dawn of Christianity: How God Used Simple Fishermen, Soldiers, and Prostitutes to Transform the World

The Case for the Resurrection of Jesus

What Really Happened: The Lincoln Assassination

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

Politically Incorrect Guide to the Bible

The Cost of Discipleship

Zealot: The Life and Times of Jesus of Nazareth

The Mystical Life of Franz Kafka: Theosophy, Cabala, and the Modern Spiritual Revival

Seeking Allah, Finding Jesus: A Devout Muslim Encounters Christianity

A Concise History of the Catholic Church (Revised Edition)

The Gnostic Bible: Revised and Expanded Edition

Reagan Rising: The Decisive Years, 1976–1980

Beyond Belief: The Secret Gospel of Thomas

Becoming Divine: An Introduction to Deification in Western Culture

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

The Cold War: A Military History

Signs of Life: 40 Catholic Customs and Their Biblical Roots