A Chronology of Early Medieval Western Europe: 450–1066

A Distant Mirror: The Calamitous 14th Century

Lords of the Isles: From Viking Warlords to Clan Chiefs

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

A Chronology of Medieval British History: 1307–1485

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

Medieval Europe

The Anglo-Saxon Age: An Alternative History of Britain

The Black Death: A History From Beginning to End

Royal Mysteries of the Tudor Period

The Time Traveller's Guide to Medieval England: A Handbook for Visitors to the Fourteenth Century

The Kings & Queens of Wales

Compendium of British Office Holders

The Hundred Years War

The Malleus Maleficarum of Heinrich Kramer and James Sprenger

Royal Mysteries of the Stuart and Georgian Periods

The Oxford History of Byzantium

If Rome Hadn't Fallen: How the Survival of Rome Might Have Changed World History

Byzantium: The Surprising Life of a Medieval Empire