Norman Franks is one of the world's leading authorities on World War 1 fighter aviation, having published some of the seminal works on the subject. This is his fourth volume on World War 1 aces for Osprey, having written volume 32 'Albatros Aces of World War I' and 33 'Nieuport Aces of World War I' in 2000 and co-authored volume 40 'Fokker Dr I Aces of World War I' in 2001.