On Wed, 22 Jul 2015 10:36:25 -0400, Justan Olphat
wrote:

http://www.washingtonpost.com/local/...e0e_story.html

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"Anyone who has spent time on the Web has probably wondered in
exasperation what motivates people to spew venom and wreak havoc in
seemingly every forum and comment section. Science has begun to
provide a few answers."

"People who enjoyed trolling had much higher rates of dark traits such
as sadism, narcissism, psychopathy and Machiavellianism — so much so
that “it might be said that online trolls are prototypical everyday
sadists,” the authors concluded."