The Center conducts polls in many countries other than the U.S. – but the methodology behind our international surveys can vary.
Jeffrey S. Passel, senior demographer, on the research techniques used to derive the unauthorized immigrant population estimate in the U.S. and the challenges involved.
A key U.S. fertility rate has reached a record low for the fourth year in a row. But is it really a record low? The short answer: It’s complicated.
The new study found compelling evidence that forced-choice questions yield more accurate results than select-all-that-apply lists.
In a new survey, the Center reassesses how it asks Americans about Israelis, Palestinians and their respective governments.
With global survey research, it's important to understand what people are thinking about the subject we're studying. Focus groups help address this.
Nick Bertoni, manager of the American Trends Panel, explains how the panel works and what its recent expansion means for our future survey work.
Pew Research Center’s American Trends Panel (ATP) is now the Center’s principal source of data for U.S. public opinion research.
Response rates to telephone public opinion polls conducted by Pew Research Center have resumed their decline, to 7% in 2017 and 6% in 2018.
What does the migration to online polling mean for the country's trove of public opinion data gathered over the past four decades?