The First Crusade: The Call from the East

A Distant Mirror: The Calamitous 14th Century

A Chronology of Early Medieval Western Europe: 450–1066

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

Lords of the Isles: From Viking Warlords to Clan Chiefs

The Desert Fathers: Sayings of the Early Christian Monks

The Silk Roads: A New History of the World

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

Visions of Sadhu Sundar Singh of India

The New Silk Roads: The Present and Future of the World

The Kings & Queens of Wales

Muhammad: A Very Short Introduction

The Anglo-Saxon Age: An Alternative History of Britain

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

Royal Mysteries of the Tudor Period

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

Compendium of British Office Holders

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

A Compendium of Medieval World Sovereigns