Over the past two weeks, special counsel Robert Mueller indicted 13 Russian individuals and three companies for interfering in the 2016 presidential election. The spotlight fell on one company, the Internet Research Agency and its so-called Russian trolls, who wrote fake news articles, impersonated Americans on social media and worked to manipulated people to promote certain agendas.

Now, a band of computational social scientists at the University of Southern California has measured the influence of those faceless trolls and bots in the Twitterverse.

They report in an early-release study that American conservatives shared tweets and content from Russian trolls about 30 times more often than liberals right before the 2016 election.  (Read more)