Ed Lacy (August 25, 1911 - January 7, 1968), born Leonard S. Zinberg, was an American writer of crime and detective fiction. Lacy, who was Jewish American, is credited with creating "the first credible African American PI" character in fiction, Toussaint "Touie" Marcus Moore.[1] Room to Swing, his 1957 novel that introduced Touie Moore, received the 1958 Edgar Award for Best Novel.