Jonathan Kellerman is one of the most well-known authors in the world. In addition to the Alex Delaware series, The Butcher's Theater, Billy Straight, The Conspiracy Club, Twisted, and True Detectives, he has contributed his clinical psychology knowledge to more than thirty bestselling mystery books. He co-wrote the novels Double Homicide and Capital Crimes with his wife, novelist Faye Kellerman. Savage Spawn: Thoughts on Aggressive Children, as well as the lavishly illustrated With Strings Attached: The Art and Beauty of Antique Guitars, are among his many essays, short tales, scientific papers, two children's books, and three volumes of psychology. He has been nominated for a Shamus Award and has won the Goldwyn, Edgar, and Anthony awards.

Jonathan Kellerman and his wife Faye Kellerman split their time between California and New Mexico. Jesse Kellerman, a author, is one of their four children.