Laurence Spring holds a degree in History from London University, and is the co-ordinator of the Russian Army Study Group, an organisation with a world-wide membership. He has worked on a translation of A V Viskovatov's seminal Historical Description of the Clothing and Arms of the Russian Army, and has also written on the English Civil War, plus numerous articles for magazines. Laurence lives and works in Surrey, UK. Bill Younghusband was born in 1936. He has been interested in all things military since childhood, an interest compounded through the reading of authors such as G. A. Henty. In 1954 he joined the Life Guards and saw service in Egypt and Cyprus.

Bill is a respected military illustrator of many years' experience, and has illustrated numerous Osprey books on 18th- and 19th-century subjects. He is married, and lives in Ireland.