Martin K.A. Morgan is an author and historian who specializes in American and military history. He is the author of Down To Earth: The 507th Parachute Infantry Regiment in Normandy and The Americans on D-Day: A Photographic History of the Normandy Invasion. Martin contributes frequently to World War II Quarterly and The American Rifleman, and he has also written for Aviation History, World War II, World War II History, Armchair General, the Garand Collector’s Association Journal, 39/45 (France) and After the Battle (England). Martin has appeared in television programs relating to historical subjects on the National Geographic Channel, the Discovery Channel, History, H2, the Weather Channel, Syfy, the Outdoor Channel, the Smithsonian Channel, and The Military Channel/The American Heroes Channel. With a background as a park ranger and a museum professional, Martin's experience in public history paved the way for the publishing and broadcasting work he does today. Since 2002, he has been leading battlefield tours around the world, especially in Europe.