The author of popular psychological thrillers, he is best known for works such as In the Heat of the Summer, Hart's War, and The Madman's Tale.
He worked as a reporter for the Miami Herald and also wrote for the Herald's magazine, Tropic.
Three of his books-- In the Heat of the Summer, Hart's War, and Just Cause-- were made into acclaimed Hollywood films.
He married fellow Miami Herald journalist, Madeleine Blais.
Bruce Willis starred in the 2002 film adaptation of Katzenbach's novel, Hart's War.