A 61-million-person experiment on Facebook shows factors affecting votinghttp://blogs.discovermagazine.com/notrocketscience/2012/09/12/a-61-million-person-experiment-on-facebook-shows-how-ads-and-friends-affect-our-voting-behaviour/ by APuschilov • 14 years ago 1 0 14 years agoBLblogs.discovermagazine.com