Serial killers commit heinous acts that are unimaginable to the average human being. Identifying the motive behind acts of violence such as murder is something doctors have researched for decades.

Female serial killers often times go under the radar. They're a more unique breed, only representing about 16.7% of serial killers. But even more so, the image of a serial killer may be surprising ...

The accused Gilgo Beach murderer fits the chilling profile of a serial killer, according to criminal psychologist Rachel Toles who shared her insights with Newsweek. Rex Heuermann, who was first ...

Here are the 12 best serial killer movies we've ever seen, ranked in order from least to most great. From dark comedies to explorations of empathy, disguised as serial killer stories, all have ...

Ever wonder if there are as many serial killers lurking in the shadows as there used to be? Well, tried-and-true crime followers have, which is why Oxygen.com wanted to get to the bottom of the truth ...

Forbes contributors publish independent expert analyses and insights. I write about relationships, personality, and everyday psychology. Despite the abhorrent atrocities they commit, many people can’t ...

(CNN) -- For decades, criminologists and true crime documentaries have attempted to understand what causes serial killers to commit the atrocities they do. Dennis Rader, John Wayne Gacy, Jeffrey ...

More than 5,000 serial killers have been documented throughout human history, spanning a wide range of motives, behaviors and backgrounds. By studying these cases, we can gain insight into the complex ...

For decades, criminologists and true crime documentaries have attempted to understand what causes serial killers to commit the atrocities they do. Dennis Rader, John Wayne Gacy, Jeffrey Dahmer, Albert ...