Friday, May 11, 2012

The New Predeterminism

There's now scientific proof of why we enjoy posting about ourselves on Facebook, Twitter, or (ahem) blogs. In scans of brain activity
acts of self disclosure were accompanied by spurts of heightened activity in brain regions belonging to the meso-limbic dopamine system, which is associated with the sense of reward and satisfaction from food, money or sex.
It's doubtful, though, that the pleasure centers light up if we're talking about something negative or embarrassing (unless we can jiu-jitsu the negative into a positive, e.g, how I gave up drinking and became rich, successful, and universally admired).

It will be interesting to see what sections of the brain are activated when the speaker is not enjoying the conversation, such as in news interviews or courtroom settings. Or maybe someday scientists will be able to link the memory and bragging areas to gauge the degree to which our stories are embellished.  From speed-dating to autobiographies to job applications, the possibilities are mind-boggling.

WSJ photo Pleasure centers for bragging, food, money, and sex are the same..



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