Theories surrounding the true identity of Jack the Ripper have swirled in the near 140 years since the murders occurred in the Greater London area. Some believe that serial killer George Chapman may be the infamous murderer.
All tagged serial killers
The four Archetypes of Serial Killers
Harold Schester, an American true crime writer, examined serial killers, their victims, and their motives by separating them into four categories in his book The A to Z Encyclopedia of Serial Killers.
According to Schester, there is no clear-cut definition or recipe for a serial killer, but it is possible to divide them into four archetypes: power & control, visionary, missionary, and hedonistic. Here are the descriptions.