Born nice? Peoples’ niceness may reside in their genes, study finds

It turns out that the milk of human kindness is evoked by something besides mom’s good example. Research by psychologists has found that at least part of the reason some people are kind and generous is that their genes nudge them toward it…

 

Oxytocin promotes maternal behavior, for example, and in the lab, subjects exposed to the hormone demonstrate greater sociability. An article in the usually staid Science magazine even used the terms “love drug” and “cuddle chemical” to describe oxytocin,…