The Roman Empire Divided: 400-700 AD, Edition 2

The Desert Fathers: Sayings of the Early Christian Monks

Ambrose: Church and Society in the Late Roman World

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

The Popes and the Church of Rome in Late Antiquity

Dominion: The Making of the Western Mind

Justinian

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

Bonhoeffer: Pastor, Martyr, Prophet, Spy

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

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

Pagan Christianity?: Exploring the Roots of Our Church Practices

The Gnostic Bible: Revised and Expanded Edition