The Great Arab Conquests: How the Spread of Islam Changed the World We Live In

A Distant Mirror: The Calamitous 14th Century

Muslim Spain and Portugal: A Political History of al-Andalus

The Hollow Crown: The Wars of the Roses and the Rise of the Tudors

Visions of Sadhu Sundar Singh of India

The Byzantine and Early Islamic Near East

The Armies of the Caliphs: Military and Society in the Early Islamic State

The Desert Fathers: Sayings of the Early Christian Monks

The Prophet and the Age of the Caliphates: The Islamic Near East from the Sixth to the Eleventh Century, Edition 4

In the Shadow of the Sword: The Birth of Islam and the Rise of the Global Arab Empire

The Caliphate

A History of Religious Ideas, Volume 2: From Gautama Buddha to the Triumph of Christianity, Volume 2

The Safeguard of the Sea: A Naval History of Britain 660-1649

Political Theology: Four Chapters on the Concept of Sovereignty

Muhammad: A Very Short Introduction

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

The Rise of Islam: A picture story of the origin of one of the world's great religions

The Hidden History of Women's Ordination: Female Clergy in the Medieval West

Medieval Europe