Best Evidence The book, Best Evidence: Disguise and Deception in the Assassination of John F. Kennedy, would be a tedious read to a person less familiar with the JFK assassination, but offers many important revelations to those who have read other books on the subject. The author, David Lifton, gives an insightful and highly researched look into one of the most tragic events in our nation's history. Lifton brings into question the sincerity of the Warren Commission's investigation of President Kennedy's assassination, as well as the use of false evidence and autopsy reports. The first faulty evidence described by Lifton is the Zap