Medieval Warfare: Theory and Practice of War in Europe, 300-1500

The Last Duel: A True Story of Crime, Scandal, and Trial by Combat

The Knights Templar on Trial: The Trial of the Templars in the British Isles 1308-1311

Unruly: The Ridiculous History of England's Kings and Queens

Sybil, Queen of Jerusalem, 1186–1190

Powers and Thrones: A New History of the Middle Ages

Women and the Crusades

The Templars: The Rise and Spectacular Fall of God's Holy Warriors

Women, the Crusades, the Templars and Hospitallers in Medieval European Society and Culture

The Secret History of the Mongol Queens: How the Daughters of Genghis Khan Rescued His Empire

The Art of Sword Combat: A 1568 German Treatise on Swordmanship

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

The Debate on the Trial of the Templars (1307–1314)

In Search of the Dark Ages

The History of the Medieval World: From the Conversion of Constantine to the First Crusade

Children of Ash and Elm: A History of the Vikings

The Verge: Reformation, Renaissance, and Forty Years that Shook the World

The Tragedy of the Templars: The Rise and Fall of the Crusader States

Life in a Medieval Castle