Ron Field is an internationally acknowledged expert on US military history. Awarded a Fulbright Scholarship in 1982, he taught History at Piedmont High School in California from 1982 to 1983, and was then Head of History at the Cotswold School in Bourton-on-the-Water, UK, until his retirement in 2007. In 2005 he was elected a Fellow of the Company of Military Historians, based in Washington, DC, and was awarded its Emerson Writing Award in 2013. He lives in Gloucestershire, UK.

Mike Loades is a respected author, broadcaster, director and action arranger who has made well over 100 television appearances as a historical weapons expert and military historian and been a presenter for such shows as Time Commanders (BBC), Weapons That Made Britain (Channel 4), Weapon Masters (Discovery Networks) and Going Medieval (History Channel).

A lifelong archery enthusiast, he is also experienced in horse-archery and chariot archery and is co-founder of the California Centaurs horse-archery club. He lives in California. He is the author of Swords and Swordsmen (2010), The Longbow (2013), The Composite Bow (2016), and The Crossbow (2018).