Latest Outgroup Stories
The tendency to perceive others as "us versus them" isn't exclusively human but appears to be shared by our primate cousins.
Witnessing a person from our own group or an outsider suffer pain causes neural responses in two very different regions of the brain.
A new study reveals that brain signals elicited by the sight of someone suffering pain differ as a function of whether we identify positively or negatively with that person and that these differential brain signals predict a later decision to help or withdraw from helping.
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