Pew Research CenterMay 4, 2017

Q&A: Political polls and the 2016 election

Courtney Kennedy of Pew Research Center, who chaired survey researchers organization AAPOR’s task force on political polling in the 2016 U.S. elections, discuss the group’s findings and recommendations.

MethodsMarch 31, 2017

Are Telephone Polls Understating Support for Trump?

An experiment comparing responses to 27 questions fielded on both a telephone and a web survey found no significant mode differences in overall opinion about Trump or many of his signature policy positions.

Pew Research CenterMarch 1, 2017

How to access Pew Research Center survey data

Pew Research Center makes most its datasets available for download once all reporting has been completed for a given study. Here’s how to find and access our data.

MethodsFebruary 23, 2017

Q&A with Solomon Messing of Pew Research Center’s Data Labs

A conversation with the director of the Center’s Data Labs team on their new report on congressional communications and the uses and misuses of “big data.”

MethodsFebruary 16, 2017

A basic question when reading a poll: Does it include or exclude nonvoters?

Opinion polls in the U.S. can address the same topic yet reach very different results. There are several reasons this can happen, but we tackle one of the most basic: Did the poll include or exclude the 45% who didn’t vote in November?

Media & NewsJanuary 18, 2017

Trump, Clinton Voters Divided in Their Main Source for Election News

Trump voters named one source more than any other as their main source of election news, whereas Clinton voters were spread across an array of sources.

Fact TankJanuary 11, 2017

Q&A: How Pew Research Center surveyed nearly 8,000 police officers

Read an interview with Senior Editor Rich Morin and Senior Research Methodologist Andrew Mercer, who were involved in our groundbreaking police officer survey.

ScienceDecember 8, 2016

Video: The Research Lifecycle – A Look Inside Pew Research Center

Lee Rainie and Dr. Cary Funk explain the type of research they do with Pew Research Center, as well as how the Center chooses what projects to tackle, in this video from SAGE.

MethodsNovember 15, 2016

Video: Why 2016 election polls missed their mark

The results of the 2016 presidential election came as a surprise to nearly everyone who had been following the national and state election polling

Fact TankNovember 9, 2016

Why 2016 election polls missed their mark

There is a great deal of speculation but no clear answers as to the cause of the disconnect, but there is one point of agreement: Across the board, polls underestimated Trump’s level of support.