Democracies more prone to start wars – except when they're not

Research shows public pressure pushes democratically elected leaders to be more aggressive in international conflicts than their autocratic counterparts but finds some exceptions. What kind of political leader is most likely ...

Poked to Vote: Social media and voter participation

If you logged into Facebook on Election Day 2012, you may have seen – along with political rants and raves from your friends (and pictures of cats) – a nonpartisan message from Facebook at the top of your newsfeed, urging ...