The Philocalia of Origen: The Text Revised with a Critical Introduction and Indices

The Desert Fathers: Sayings of the Early Christian Monks

On First Principles

The Templars: The Rise and Spectacular Fall of God's Holy Warriors

Origen

Dominion: The Making of the Western Mind

Homilies on Numbers

Thomas Becket: Warrior, Priest, Rebel, Victim: A 900-Year-Old Story Retold

Bonhoeffer: Pastor, Martyr, Prophet, Spy

The Writings of Origen and Philosophumena The Refutation of All Heresies (Complete)

Strange Fire: The Danger of Offending the Holy Spirit with Counterfeit Worship

They Like Jesus but Not the Church: Insights from Emerging Generations

A History of Christianity: The First Three Thousand Years

The Confessions

Malachi's Message to God's Church Today: A message to God's true Church

The Evil Creator: Origins of an Early Christian Idea

Christianity: A Global History

Raising the Ruins: The fight to revive the legacy of Herbert W. Armstrong

Pagan Christianity?: Exploring the Roots of Our Church Practices

The Gnostic Bible: Revised and Expanded Edition