Steven Hill is a nationally recognized expert on military flags and colors, with more than forty years of experience in the field. He has served as curator of the flag collections for the State of Delaware and the Commonwealth of Massachusetts and as associate curator of military flag collections for Indiana. A member of the Company of Military Collectors and Historians, Hill is proprietor and flag-maker of DuPont Military Flag Company, which has made reproduction flags for the Smithsonian, the United States Military and Naval Academies, the Pentagon, the Pennsylvania State Capitol, Harvard University, numerous Civil War battlefields (including Vicksburg, Chickamauga, and Petersburg), Ford's Theater, Mount Vernon, Fort Ligonier, the movie Last of the Mohicans, and hundreds of military reenactments. He lives in Gaithersburg, Maryland.

