How to kill a troll

A new Pew study confirms what we already know: online harassment is a widespread disease afflicting the internet. Ignoring trolls and hoping they’ll go away is actually quite effective, survey respondents said. Then again, how about fighting back, instead? Change is possible, be it enabled by troll-blocking software, societal shift that sees trolling evolve into a stigma, or, if all else fails, calling their mothers.