Victims of female serial killers are more likely to be family, rather than male serial killers who tend to kill non-family members.īreaking down the crimes further, the database has some other pretty grim facts. Male serial killers, meanwhile, were more likely to kill for their own enjoyment, and more likely to do so by shooting or strangling their victims. Female serial killers were more likely to use poison than male serial killers, and to kill for financial gain as a primary motive. Before the 1930s, roughly a third of serial killers were women, going down to around six percent since 1980. Since the start of the data in 1900, approximately 11 percent of serial killers have been women, with the percentage of female serial killers going down over the years in comparison to men.
Psychopaths: Why They’ve Thrived Through Evolutionary History – And How That May Change