ReligionMay 27, 2015

Q&A: A look at what’s driving the changes seen in our Religious Landscape Study

Fact Tank sat down with David Campbell, a professor of political science at the University of Notre Dame, to explore what the new findings mean.

MethodsMay 14, 2015

Methods can matter: Where Web surveys produce different results than phone interviews

A Pew Research Center experiment found several key areas where Web surveys produced different results than those conducted by phone.

Pew Research CenterMay 13, 2015

From Telephone to the Web: The Challenge of Mode of Interview Effects in Public Opinion Polls

Among the most striking trends in the field of survey research in the past two decades is the shift from interviewer-administered to self-administered surveys. Fueled by the growth of the internet, self-administration as a survey mode presents a mixture of opportunities and challenges to the field.

U.S. PoliticsApril 28, 2015

What the Public Knows — In Pictures, Words, Maps and Graphs

The latest Pew Research Center News IQ survey finds that, nearly half a century after the death of Martin Luther King Jr., an overwhelming majority of Americans (91%) are able to identify the civil rights leader from his picture.

Internet & TechApril 21, 2015

Americans’ Views on Open Government Data

Many hope that more transparency and data sharing will help journalists, make officials more accountable and improve decisions. But very few think agencies are doing a great job of providing useful data.

MethodsApril 8, 2015

Q/A: How we projected the future of world religions

Demographer Conrad Hackett explains how he and his team put together our major new report and why it differs from past efforts to predict religious change.

Pew Research CenterApril 8, 2015

Building Pew Research Center’s American Trends Panel

In early 2014, Pew Research Center set out to build a probability-based panel – the American Trends Panel – to supplement our traditional method of data collection in the U.S. – the random digit dial (RDD) telephone survey. Here’s how we built and managed the panel, and what we learned from it in 2014.

Internet & TechApril 2, 2015

What we learned about surveying with mobile apps

No research has compared app-based surveys with polls administered via Web browsers. Our new, experimental work compares the results of these two modes.

Internet & TechApril 1, 2015

U.S. Smartphone Use in 2015

Nearly two-thirds (64%) of Americans own a smartphone, up from 35% in 2011. Today, 19% rely to some extent on a smartphone for internet access, but connectivity for these users is frequently tenuous.

Pew Research CenterApril 1, 2015

App vs. Web for Surveys of Smartphone Users

Pew Research Center methodologists examine the efficacy of intensive data collection with a probability-based panel and the differences in participation and responses when using a smartphone app as opposed to a web browser for a study of smartphone use.