'I'm not gonna do this again', we often say when faced with negative feedback, adverse effects, or disappointing outcomes. Thus, we attempt to learn from such negative experiences. This principle is ...

Socially aversive—or ‘dark’—personality traits such as Machiavellianism, Psychopathy, or Sadism are variations of a general tendency of some individuals to put themselves over others. Whereas the ...

Countless examples in world history and everyday life illustrate that people do not always act generously and cooperatively—they can behave in selfish and reckless ways. To understand why people show ...