David Ross is a curator with Parks Canada. He is a respected authority on Canada’s military heritage who also co-authored MAA 249: Canadian Campaigns 1860-70. Robin May was born in 1929. An actor for many years. he became a writer and journalist specializing in the American west. His collaboration with Gerry Embleton in the 1970s produced Men-at-Arms 39: British Army in North America 1775–83 and Men-At-Arms 48: Wolfe’s Army. A prolific writer for the rest of his career, Robin May died in 1996. Richard Hook was trained at Reigate College of Art. After national service with 1st Bn, Queen's Royal Regiment, he became art editor of Finding Out magazine during the 1960s. He has worked as a freelance illustrator ever since, earning an international reputation, and has illustrated more than 45 Osprey titles.