A review of On the Trail of Delusion—Jim Garrison: The Great Accuser by Fred Litwin. NorthernBlues Books, 466 pages (September 30th, 2020) When Quillette asked if I might review Fred Litwin’s On the Trail of Delusion about the failed JFK assassination probe of New Orleans District Attorney, Jim Garrison, I initially hesitated. I did not believe there was much new information that another book could add to the historical record. In Case Closed, my 1993 re-examination of the assassination, I relied on documents from Garrison’s own investigation as the backbone of a 30-page chapter (“Black is White, and White is Black”) in which I exposed the extent of his abusive prosecution. In its review of Case Closed, Publishers Weekly wrote, “About New Orleans DA Jim Garrison, the hero of the movie JFK, [Posner] is merciless, laying out an endless trail of his lies and exaggerations.” Australia’s Sunday Herald Sun noted that “Previously undisclosed files cited by Posner also play havoc with the romanticised portrait of New Orleans District Attorney Jim Garrison that director Oliver Stone presents in …