Ian Sumner was born in 1953 in Eccles, near Manchester, UK. He originally trained as a librarian in Newcastle-upon-Tyne but now devotes himself to full-time writing. He has written numerous titles for Osprey, and also several books on the history of the East Riding of Yorkshire, where he now lives with his wife. Francois Vauvillier is the greatly respected editorial director of the French Military publishers Histoire & Collections is the former editor of Gazette des Uniformes and of Militaria magazine. His special personal interests include French uniforms of both World War I and World War II.