Stephen Shann specializes in the Franco-Prussian War. In addition to this book, he also authored Men-at-Arms 233: French Army 1870-71 Franco-Prussian War (1) Imperial Troops. Born in 1954, Louis Delperier has a doctorate in History and a French Army reserve commission. He is the author of many French books and articles on the history of uniform, and was the military consultant for the Franco-Prussian War film Champ d'Honneur, shown at the Cannes Film Festival in 1987.