A new analysis demystifies voter files, the widely-used and comprehensive digital databases used to better understand the U.S. electorate.
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.
The results of the 2016 presidential election came as a surprise to nearly everyone who had been following the national and state election polling
High-profile polling failures in recent elections have drawn attention to the challenges in using surveys to predict outcomes. Our study examines various methods of determining who is a likely voter.
