Career
In 2003, he published ''The Unknown Darkness'', a book detailing those cases which he found most important. During his tenure with the FBI, McCrary was a criminal profiler and threat analyst in Quantico, Virginia. He was a member of the "Criminal Investigative Analysis" subunit of the National Center for the Analysis of Violent Crime (NCAVC), serving the center from its foundation in 1985. Since retiring from the FBI, McCrary has served as an expert witness. British author Colin Wilson dedicated his 1990 book ''The Serial Killers'' to Agent McCrary.References
Federal Bureau of Investigation agents Living people Offender profiling 1945 births Nova Southeastern University faculty American criminologists Marymount University alumni Marymount University faculty {{US-writer-stub