A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Ask a survey methodologist to explain random sampling, or how non-probability ...

We’re in an era where the people most likely to respond to a poll are also the most likely to vote Democratic for president. Pew Research Center’s head methodologist, Courtney Kennedy, explains how ...

In today’s evidence-driven world, there is increasing demand for researchers with the skills to design, conduct, and evaluate studies that help institutions and schools improve their decision-making ...