Numbers, Facts and Trends Shaping Your World
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Pew Research Center January – February 2015 Survey This report is based on telephone surveys in the United States and Japan conducted under the direction of Princeton Survey Research Associates International. In the U.S., interviews were conducted February 12-15, 2015 among a national sample of 1,000 adults, 18 years of age or older, living in […]
About the Party Identification Database The analysis of changes in party identification over time is based on a compilation of 279 surveys and over 450,000 interviews among the general public conducted by the Pew Research Center from January 1992 to December 2014. These surveys are combined into one large data file that can be sorted […]
Media Contact: Katherine Ritchey, Communications Manager 202-419-4372, kritchey@pewresearch.org Washington, April 2, 2015 — The religious profile of the world is rapidly changing, driven primarily by differences in fertility rates and the size of youth populations among the world’s major religions, as well as by people switching faiths. Over the next four decades, Christians will continue to […]
Recruitment All current members of the American Trends Panel (ATP) were originally recruited from the 2014 Political Polarization and Typology Survey, a large (n=10,013) national landline and cellphone RDD survey conducted Jan. 23- March 16, 2014, in English and Spanish. At the end of that survey, respondents were invited to join the panel. The invitation […]