The evil one and the impenitent who receive his mark
Roy Hazelwood was one of the original profilers at the Behavioral Science Unit when it was first developed at Quantico. He served with the FBI for twenty-two years, taught courses at the Academy, the University of Virginia, the University of Pennsylvania, the U. S. Military Police CID, and Southern Police Institute. As well he was a board-certified forensic examiner and commentator who appeared as an expert on criminal investigations on numerous radio and television shows.
Source: renewamerica.com
