Researchers supported by the Swiss National Science Foundation have analyzed how sadistic sexual murderers assaulting child victims commit their crimes and discovered a number of specific patterns. A ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Sadists are often aggressive but only enjoy the feeling if it causes ...

A team of researchers at Aarhus University has found evidence that suggests feeling bored can be a factor in setting off sadistic behavior. In their paper published in Journal of Personality and ...

The following is an excerpt from my 2005 book Vulture: Profiling Sadistic Serial Killers. Believe it or not, we all know sadists. Some of them are our bosses, our spouses, our parents, siblings, ...

Serial killers and sexual deviants aren't the only people who take pleasure in other people's pain. Sadistic personality traits are more common than you'd think — more than half of people show these ...

Internet "trolls" — people who intentionally incite discord in online communities — may have a lot in common with real-life sadists, new research suggests. In two studies conducted online, researchers ...

The following is an excerpt from my 2005 book Vulture: Profiling Sadistic Serial Killers. Believe it or not, we all know sadists. Some of them are our bosses, our spouses, our parents, siblings, ...