Political Polarization in the American Public. Pew Research Center for the People & the Press. June 12, 2014.
According to the report, Republicans and Democrats are more divided along ideological lines, and partisan antipathy is deeper and more extensive, than at any point in the last two decades. These trends manifest themselves in myriad ways, both in politics and in everyday life. A survey of 10,000 adults nationwide finds that these divisions are greatest among those who are the most engaged and active in the political process. [Note: contains copyrighted material].
[PDF format, 121 pages, 3.36 MB].