Andy’s Quick Hits (36): Brain differences between agreeable and disagreeable people

I wrote post a few days ago (which proved very popular) on how power can make people less caring and more likely to assign blame and punish individuals. The surprise about that research was it was power itself and not individual differences that predicted these less pleasant behaviours.

Andy’s Quick Hits (33): The Surprising Truth of Why Powerful People can be Toxic

But there is still the obvious point , that some people are simply more disagreeable, cold, and selfish. We knew that already, but this piece of research looked into the brain mechanisms of this and found some noticeable differences.

Representation of social content in dorsomedial prefrontal cortex underlies individual differences…

What is the difference?

Well the difference is that in the brains those that are cold and disagreeable do not seem to distinguish between social and non social situations. In contrast agreeable people, those nice warm…