A new study suggests that there is a correlation between frequent posting of "selfies" on social media and narcissism, of which also correlates to other potential personality problems.

Jesse Fox, assistant professor of communications at Ohio State University, co-authored a study of called “The Dark Triad”, which showed that narcissistic and psychopathic personality traits could predict how often an individual will post self-taken portraits to social media sites like Facebook and Instagram, and also how often the posters will edit the pictures to tweak how they look.
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In one of the Greek myths, the exquisitely handsome hunter Narcissus, son of a river god and a water nymph, comes upon his reflection in a pond and falls hopelessly in love. Seeking to merge with this beautiful image of the Other, he falls in and drowns.

It’s easy to assume that extraordinarily attractive people are shallow narcissists. Everyone else is in awe of their beauty so they must be smitten, as well. We also expect that one day they will get their comeuppance – given how the news is littered with stories of the ‘ride that goeth before the fall’ among the beautiful, rich, and famously addicted.
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We may not want to admit it (even to ourselves), but talking about ourselves gives us a "high." About 40% of everyday speech is devoted to telling others about what we feel or think, because it triggers the same parts of the brain as food and money. This is one of the secrets of being popular: Ask other people questions about themselves.

In the May 7th edition of the Wall Street Journal, Robert Lee Hotz quotes neuroscientist Diana Tamir as saying, "Self-disclosure is extra rewarding. People (are) even willing to forgo money in order to talk about themselves."
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