Charles A. Crenshaw ,

Charles A. Crenshaw (1933–2001) was a Texas surgeon and author who served as a third-year surgery resident at Parkland Memorial Hospital during the medical treatment of President John F. Kennedy and Lee Harvey Oswald. He later became a prominent conspiracy theorist, publishing the books 'JFK: Conspiracy of Silence' (1992) and 'Trauma Room One' (2001) to argue that Kennedy was shot by multiple gunmen from the front, contradicting the official Warren Commission findings.