In the summer of 1944 the U.S. Army recruited a hand picked group of men, many from top art schools and advertising agencies, for a special assignment. In the new book The Ghost Army of World War II, authors Rick Beyer and Elizabeth Sayles tell the story of the 23rd Headquarters Special Troops, nicknamed “The Ghost Army.” They were a unique troop tasked with misleading the German army via a host of deception tactics.