A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. If you’ve ever had to analyze a set of documents — such as social media posts, ...

Numerous studies of public opinion about climate change show that agreement with the scientific consensus, concern about consequences and support for mitigation policies vary with age, gender, income ...

The analysis of longitudinal data from electronic health records (EHRs) has the potential to improve clinical diagnoses and enable personalized medicine, motivating efforts to identify disease ...