Sean McLachlan worked for ten years as an archaeologist before becoming a full-time writer. He has published several books on history and travel and divides his time between Missouri, England, and Spain. He has a special interest in the understudied Trans-Mississippi theater of the American Civil War. His website is www.seanmclachlan.com
Adam Hook studied graphic design, and began his work as an illustrator in 1983. He specializes in detailed historical reconstructions, and has illustrated Osprey titles on subjects as diverse as the Aztecs, the Ancient Greeks, Roman battle tactics, several 19th-century American subjects, the modern Chinese Army, and a number of books in the Fortress series. His work features in exhibitions and publications throughout the world.