Stiletto was used by anarchists as well as by members of various "Black Hand" (a method of extortion) organizations to assassinate Italian-Americans and others who either opposed the "Black Hand" or ignored its demands for blackmail. The "Black Hand" even established schools for training its members in the use of the stiletto. The emergence of fierce hand-to-hand combat in the trenches of World War I created a new need for stabbing weapons, resulting in the reappearance of the dagger and the stiletto. Many versions of these stabbing knives exist, some individually made by soldiers, while others were government-procured and authorized. On
The Black Stiletto the vigilante's image and mystique was exploited by the media in comics, films, and action figures. "Who was the Black Stiletto?" became a catch-question like "Who shot JFK?" "The Black Stiletto" was released in the US on 5 September 2011. As part of the promotional process for the novel, a free downloadable teaser short story, "The Black Stiletto's Autograph" was made available on the official website. Reviewing "The Black Stiletto", academic Dr Wesley Britton noted that "verisimilitude is one strength of what could have been just a comic-book romp without pictures" and that because of this, the novel was "a