Leave your feedback Share Copy URL https://www.pbs.org/newshour/show/twitter-s-adam-sharp-on-social-media-s-impact-on-election Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Story Adam Sharp talks to NewsHour correspondent Hari Sreenivasan about the Twitter Political Index, which gauges user’s attitudes toward the 2012 presidential candidates by looking at their tweets.