Author
The Art of the Roman Empire
Chaos: A Very Short Introduction
Spiritual Traditions and the Virtues: Living Between Heaven and Earth
The Oxford Illustrated History of Medieval Europe
On What Matters: Volume Three
The Law of Security and Title-Based Financing
Roman Faith and Christian Faith
Molecular Quantum Mechanics
The Concise Oxford Dictionary of Politics and International Relations
Gregory Palamas and the Making of Palamism in the Modern Age
Roman Faith and Christian Faith: Pistis and Fides in the Early Roman Empire and Early Churches