sentences:  Four of his monographs, published from 1968 to 1991, were reprinted in 2006 by theology publisher Wipf & Stock.Douglass's 2008 book, "JFK and the Unspeakable", discusses the John F. Kennedy assassination as a conspiracy ordered by unknown parties and carried out by the CIA with help from the Mafia and elements in the FBI to put an end to Kennedy's effort to end the Cold War after the Cuban Missile Crisis.