2min chapter

Planet Money cover image

Twins (classic)

Planet Money

CHAPTER

The Effects of Rules on Response to Screams and Sighs

Sally Kohn had a son who was exactly your age at the time we started to study. The researchers went looking for all manner of rule breaking behavior. One theory is that psychopaths or antisocial individuals are less responsive to stimuli and to emotions like fear and sadness. That is why they had us watch sad, sad movies. To see how much we reacted.

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