William Tufnell Le Queux was an Anglo-French writer and journalist renowned for his espionage thrillers and contemporary invasion literature, born on July 2, 1864, in London. His works captured public anxiety at the turn of the 20th century about potential threats to the British Empire. Deeply vested in real-world experiences, Le Queux's extensive travels across Europe and Africa and work as a correspondent influenced the vibrant, if often sensationalized, authenticity found in his narrative style. 'Rasputin the Rascal Monk' is testament to this, where he explores the enigmatic figure of Rasputin, combining biographical study with speculative imagination to dissect the influence of this Russian mystic on the Romanov dynasty. His literary style is characterized by an intricate blend of factual reporting and the melodrama of fictional intrigue, often echoing the public's dread of clandestine foreign plots and cloaked diplomacy. A prolific author, Le Queux penned over 150 books and numerous articles, his most notable works aside from 'Rasputin the Rascal Monk' including titles like 'The Invasion of 1910' and 'The Great War in England in 1897', which played on the geopolitical fears of his era. He passed away on October 13, 1927, leaving a legacy as a forefather of the spy genre in fiction and a purveyor of early 20th-century popular culture's fascination with mystery and espionage.