Numbers, Facts and Trends Shaping Your World
Trends in Political Values and Core Attitudes: 1987-2009
Evenly Divided and Increasingly Polarized
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About Pew Research Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes and trends shaping America and the world. It conducts public opinion polling, demographic research, media content analysis and other empirical social science research. Pew Research does not take policy positions. It is a subsidiary of The Pew Charitable Trusts.
