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Paul Lewis: How mobile phones helped solve two murders Two murders sat unexplained and unsolved — until reporter Paul Lewis starting talking to bystanders who had evidence on their mobile phones. Step by step, Lewis pieced together their evidence and their stories to find justice for the victims. It's the future of investigative journalism, powered by the crowd. Similar topics - TEDx - Cities - Collaboration - Culture - Global issues - Journalism - Social media Related talks Learn more Acting on a hunch, Paul Lewis found that a political refugee unlawfully died at the hands of security guards, which led a jury to revisit his case. Discuss Enthusiastically agree? Respectfully beg to differ? Have your say here.
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Eli Pariser: Eli Pariser: Čuvajte se online "filter mjehurića" Kako se web kompanije bore da skroje svoje usluge ( uključujući vijesti i rezultate pretrage ) u skladu s našim osobnim ukusima, postoji opasna nenamjerna posljedica: Ostanemo zarobljeni u "filter mjehuriću" i ne budemo izloženi informacijama koje bi izazvale ili proširile naš pogled na svijet. Eli Pariser žučno raspravlja da će se ovo konačno pokazati kao loše za nas i loše za demokraciju. Take action Discuss Enthusiastically agree? Respectfully beg to differ? Have your say here.