How the Irish Saved Civilization

Sailing the Wine-Dark Sea: Why the Greeks Matter

How The Irish Saved Civilization: The Untold Story of Ireland's Heroic Role from the Fall of Rome to the Rise of Medieval Europe

St. Patrick: The First Missionary

Desire of the Everlasting Hills: The World Before and After Jesus

Heretics and Heroes: How Renaissance Artists and Reformation Priests Created Our World

Pope John XXIII: A Life

Mysteries of the Middle Ages: And the Beginning of the Modern World

A Saint on Death Row: The Story of Dominique Green