John Katzenbach is an American author renowned for his skill in crafting popular fiction, particularly in the mystery and suspense genres. A highly influential figure in literature, Katzenbach's work extends beyond the written word, contributing as a screenwriter for film adaptations of his own novels.

Before embarking on his successful writing career, Katzenbach showcased his talent in journalism, serving as a criminal court reporter for the Miami Herald and Miami News, and later as a featured writer for the Herald's Tropic magazine. His literary journey is deeply rooted in his familial ties, being the son of Nicholas Katzenbach, the former United States Attorney General.

Katzenbach's debut novel, In the Heat of the Summer (1982), not only garnered a nomination for an Edgar Award but also transitioned to the silver screen as The Mean Season. The film, which included scenes shot in the Herald's newsroom, starred the likes of Kurt Russell and Mariel Hemingway. His creative prowess is further evidenced by the adaptation of two additional novels, Just Cause (1995) and Hart's War (2002), into American films featuring stars such as Sean Connery and Bruce Willis, respectively. Additionally, The Wrong Man was adapted into the French TV film Faux Coupable in 2011.

Among his notable works are titles like The Analyst, The Madman's Tale, Mind Games, and In the Heat of the Summer. His novels have not only enjoyed critical acclaim but have also resonated with audiences globally, securing Katzenbach's status as a prominent figure in international literature.