A Summary of Biblical Antiquities: For the Use of Schools, Bible-Classes and Families

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

Zealot: The Life and Times of Jesus of Nazareth

The Anxious Bench, Antichrist and the Sermon Catholic Unity

The Cost of Discipleship

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

The Lamb's Supper: The Mass as Heaven on Earth

The Pilgrim's Progress: From This World to That Which is to Come

God’s Vision for the Church: Loved, Redeemed, Transformed, Called

Learning Theology with the Church Fathers

The Gnostic Bible: Revised and Expanded Edition

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

Christianity in Crisis: 21st Century

Signs of Life: 40 Catholic Customs and Their Biblical Roots

Israel and the Church: The Prodigal Heirs

Saint Athanasius, the Father of Orthodoxy