Philip Haythornthwaite is an author and historical consultant specialising in the military history, uniforms and equipment of the 18th and 19th centuries. His main area of research covers the Napoleonic Wars. He has written some forty books, including more than 20 Osprey titles, and innumerable articles and papers on military history.Bryan Fosten was born in 1928, the son of a Master Military Embroiderer and a Court Embroidress. He served in the army in Egypt and Palestine and returned to follow the printing trade. From 1973 until his death, he devoted himself to military research and illustration. He was the founding editor of the innovative magazine Tradition and has written and illustrated many books, often in collaboration with his late brother, Donald Fosten.