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Study Shows Brain Responds More To Close Friends

An anonymous reader writes "People's brains are more responsive to friends than to strangers, even if the stranger has more in common, according to a study in the Oct. 13 issue of The Journal of Neuroscience. Researchers examined a brain region known to be involved in processing social information, and the results suggest that social alliances outweigh shared interests. In a study led by graduate student Fenna Krienen and senior author Randy Buckner, PhD, of Harvard University, researchers investigated how the medial prefrontal cortex and associated brain regions signal someone's value in a social situation. Previous work has shown that perceptions of others' beliefs guide social interactions. Krienen and her colleagues wondered whether these brain regions respond more to those we know, or to those with whom we share similar interests."

2 of 66 comments (clear)

  1. Missing info by Apocryphos · · Score: 5, Insightful

    And even more to rivals and enemies

  2. Study shows scientists respond less to no-brainers by PCM2 · · Score: 5, Insightful

    The subject of this research is baffling to me.

    Surely all your friends were once strangers, yes?

    What definition of "friend" are these scientists using? It sounds like they're asking me to pick a few people whom I'm likely to respond to, then some people I've never heard of. Perhaps they should spend more time outside the lab themselves?

    How do I know if I really share any interests with someone if I've never met them? Because they say so? "I like long walks on the beach..."

    And speaking as someone whose interests include stuff like comic books and horror movies, it is almost never safe to assume you could be friends with someone based on those kinds of attributes. (Too many weirdos.)

    Who is surprised by their results?

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