Pew Research Center

The Pew Research Center (also simply known as Pew) is a nonpartisan American think tank based in Washington, D.C. It provides information on social issues, public opinion, and demographic trends shaping the United States and the world. It also conducts public opinion polling, demographic research, random sample survey research, and panel based surveys, media content analysis, and other empirical social science research.
The Pew Research Center states it does not take policy stances. It is a subsidiary of the Pew Charitable Trusts and a charter member of the American Association of Public Opinion Research's Transparency Initiative.