A retired FBI agent hailed as one of the "pioneers" of contemporary criminal profiling has offered insights into the possible "personality" of Nancy Guthrie's abductor. The disappearance of the ...

Retired FBI profiler Jim Clemente believes the man who abducted 84-year-old Nancy Guthrie is under intense stress and likely altering both his appearance and his vehicle to avoid detection. Clemente ...

Nancy vanished from her home outside Tucson, Arizona, on February 1 (Image: Nathan Congleton/NBC via Getty Images) A criminal profiler instrumental in shaping the FBI's approach to serial killers ...

OK. We're now joined by former FBI agent and FBI profiler Mary Ellen O'Toole. She worked in the agency's Behavior (ph) Analysis Unit for more than a decade and is now the director of the forensic ...

An ex-FBI criminal profiler has offered his insight into the Nancy Guthrie case, noting that a tattoo may be a key piece of evidence. In a recent interview, the former FBI agent shared his thoughts on ...