John Sadler has been writing and teaching military history for over thirty years with some 34 non-fiction and one historical fiction titles in print. For over two decades he has lectured on war studies at Newcastle and Sunderland Universities Centre for Lifelong Learning, (now the 'Explore' Programme). He is also a highly experienced battlefield tour guide for both world wars, classical, medieval and Napoleonic conflicts.

Stephen Walsh studied art at the North East Wales Institute and has worked as a professional illustrator since 1988. Since then he has illustrated a variety of books and games including Settlers of Catan.

His projects for Osprey include such diverse subjects as the battle of Otterburn, the Chinese army from 1937 to 1949, and the US Home Front in World War II.