A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Identifying causal relationships from observational data is not easy. Still, ...

“On TV & Video” is a column exploring opportunities and challenges in advanced TV and video. Today’s column is by AdExchanger Sr. Editor James Hercher. It wasn’t so long ago that around one-fifth or ...

What is the American Trends Panel (ATP)? The American Trends Panel is Pew Research Center’s primary source of survey data for U.S. public opinion research. It is a multimode, probability-based survey ...

Barb, the audience measurement and television ratings organisation, has announced the commissioning of two prototypes and two new data sources for Barb Panel Plus, which extends Barb’s use of big data ...

TV media executives have long been critical of Nielsen-style audience panels. But calibration panels are a different story. Unlike audience panels, which rely on a smaller group of people that have ...