William Tufnell Le Queux (1864–1927) was a prolific novelist and a master of espionage thrillers during the late 19th and early 20th centuries. Le Queux's legacy as an author is largely predicated on his ability to capture the anxieties of his era, particularly those concerning the threat of foreign espionage and invasion, which resonated strongly with his readers. His forays into journalism provi...