The Cost of Discipleship

Selected Philosophical Writings

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

The Treatise on the Divine Nature: Summa Theologiae I 1-13

Zealot: The Life and Times of Jesus of Nazareth

On Law, Morality, and Politics: Edition 2

The Gnostic Bible: Revised and Expanded Edition

Aquinas Ethicus: The Moral Teaching of St. Thomas, Vol. 1

Beyond Belief: The Secret Gospel of Thomas

Aquinas's Shorter Summa: Saint Thomas's Own Concise Version of His Summa Theologica

The Evolution of God

SUMMA THEOLOGICA: Including supplement, appendix, interactive links and annotations

Signs of Life: 40 Catholic Customs and Their Biblical Roots

Selected Writings

God's Big Picture: Tracing the Storyline of the Bible

Summa Contra Gentiles: Book One: God

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

Aquinas Ethicus: The Moral Teaching of St. Thomas, Vol. 2

Early Christian Writings: The Apostolic Fathers