Rex Heuermann agreed to talk to behavioral analysts at the F.B.I. when he pleaded guilty. The unit has interviewed Ted Bundy, ...

Heuermann admitted to being the violent serial killer who brutally murdered eight young women in a spree that likely began in ...

Gilgo Beach killer Rex Heuermann will be evaluated by the FBI's Behavioral Analysis Unit after admitting to the murders of ...

Long Island’s most notorious serial killer will help the FBI figure out what makes his sick mind tick — part of his chilling ...

What drives a serial killer — and how did Rex Heuermann go undetected for so long? After pleading guilty to multiple murders ...