„Psychopath is like a virus, Machiavellist is like a cancer.“ Says psychologist Peter Karl Jonason

Psychopaths, manipulators, narcissists. But also interpersonal relationships — whether one-night stands or relationships lasting decades. Topics studied by psychologist Peter Karl Jonason. And he explains them, among other things, using stories from Star Wars. What dark is inside us? How are relationships between people changing? And is his dog Don Pedro jealous?