John Langdon

John Langdon is Senior Continuing Lecturer in History at UCLA, specializing in Byzantine civilization during the Crusades period. He holds a UCLA Ph.D. in Byzantine and Late Antique history.

Teaching Expertise: Offers courses on Byzantine, Roman, and Western Medieval history. Developed specialized seminars on Mongol history and the 'fall' of Rome.

Research Focus: Byzantine-Lascarid military campaigns in 13th-century Anatolia, particularly John III Vatatzes' conflicts with Turkish forces.