New research provides evidence that sexually motivated serial killers are often driven by a complex combination of grandiose entitlement and deep-seated emotional vulnerability. A study analyzing the ...

Which countries have produced the most serial killers since 1900? Explore data from Radford University and FGCU tracking global case numbers.

Which countries have the most documented serial killers? The U.S. tops the ranking by a staggering margin with 3,803 identified cases.

Dozens of serial killers have terrorized American communities over the decades, from H. H. Holmes becoming “the Beast of Chicago” in the 19th century to “the Hillside Stranglers” inciting fear across ...

What is one thing that all serial killers have in common? The answer is simple: they emerge from a complex interplay between ...

The Missoula Mauler. The Serial Killer Clown. The Giggling Granny. The BTK Killer. These names may send chills through anyone familiar with America's true crime history. Each bizarre alias belonging ...

Over the centuries there have been hundreds of documented incidents of serial murder around the world but the term “serial killer” is relatively new. Up until the 1970s, serial killers were generally ...

Paul Bernardo and Karla Homolka went from young, beautiful newlyweds to two of Canada's most notorious criminals. Their facade as a picture-perfect couple was shattered just two years into their ...

From Jack the Ripper to John Wayne Gacy to Aileen Wuornos, the horrific legacies of serial killers have managed to both appall and intrigue, as people attempt to explore and understand the darkest ...

Researchers at the University of Bamberg have traced a darkly intricate form of narcissism in sexually motivated male serial killers, reporting that many offenders combine brittle sensitivity with a ...

Mass murder is sometimes confused with serial murder by the news media and the public in general. Such confusion is not surprising. Up until 1974, criminal justice practitioners used the term mass ...

Ted Bundy, John Gacy and Dennis Rader may live in infamy for their heinous crimes—but they aren’t the only serial killers to have stalked the streets claiming countless lives. Watch new episodes of ...