Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.
With fully a quarter of the U.S. adult population now relying solely on cell phone service, pollsters and other survey researchers face a difficult decision as to whether to include cell phones in their samples. A joint study by the Pew Research Center for the People & the Press and the Pew Internet & American Life Project takes an up-to-date look at the potential biases in findings based on landline-only surveys.
Pollsters and other communications researchers are finding their job ever more challenging but also more interesting, and, with the help of new techniques and data sources, even more amenable.