Narcissism and belief in conspiracy theories may be among the factors that motivate people to buy cryptocurrencies.
Researchers used to believe people with ‘dark personalities’ had empathy deficits, but new research is challenging that.
What causes unprovoked acts of violence? And is there any place for such cruelty in our society?
His name has become a byword for deviancy and sexual cruelty. But Sade has also provided creative inspiration for generations of writers and artists.
In early 20th-century Australia, a series of highly publicised murders of women saw newspapers widely discuss sadism.
Donald Trump seems to have a passion for cruelty, often publicly celebrating his investment in violence as a source of pleasure. Those tendencies represent symptoms of a broader American sickness.