"United we stand," no longer. New research shows that partisan polarization has surged since the late 1980s. Political polarization has grown to the point where Americans are as politically divided today as they were during the Civil War. Do the cable TV pundits we watch, the blogs we read, and the social media we share create an echo chamber that reflects only our beliefs, and limits us to other political views? Callie Crossley looks at the role the media plays in this widening divide on Boston Public Radio.



-Breaking up the Echo, Cass Sunstein (New York Times)

-Partisan Polarization Surges in Bush, Obama Years, Pew Research Center

-Look How Far We've Come Apart, Jonathan Haidt, (NYTimes.com)