WAYNE STACK was a frontline member of the New Zealand Police for 18 years, before deciding on a career change to follow his lifelong passion for military history. In 2011 he wrote Osprey's MAA 473, The New Zealand Expeditionary Force in World War I, and in 2012 completed a PhD thesis at the University of Canterbury, on the New Zealand Army officer corps of 1909–45. He lives with his wife and two children in Christchurch, New Zealand. BARRY O'SULLIVAN is a renowned collector, author and researcher of pre-1945 New Zealand militaria. Hi is the co-author of two volumes on New Zealand Army uniforms and equipment covering the period 1910–45, and was an advisor on and contributor to Wayne Stack's MAA 473. Barry lives with his wife and two children in Christchurch, New Zealand.

MIKE CHAPPELL enlisted as a teenage private in the Royal Hampshire Regiment in 1952, and retired in 1974 as RSM of the 1st Battalion The Wessex Regiment (Rifle Volunteers), after seeing service in Malaya, Cyprus, Swaziland, Libya, Germany, Ulster and home garrisons. He began painting military subjects in 1968, and has gained worldwide popularity as a military illustrator. Mike's two sons have both followed military careers, and he and his wife currently live in France. Since 1978, Mike has written 20 Osprey titles, and this is the 103rd title – in the Men-at-Arms, Elite, Vanguard, Warrior, Aircraft of the Aces, and Combat Aircraft series – for which he has painted the colour plates, in whole or in part.
MIKE CHAPPELL comes from an Aldershot family with British Army connections stretching back several generations. He enlisted as a teenage private in the Royal Hampshire Regiment in 1952 and retired in 1974, as RSM of the 1st Battalion The Wessex Regiment (Rifle Volunteers), after seeing service in Malaya, Cyprus, Swaziland, Libya, Germany, Ulster and home garrisons. He began painting military subjects in 1968 and has gained worldwide popularity as a military illustrator. Mike has written and illustrated many books for Osprey.