Narrowing a research topic is moving from a general topic, like global warming, to a tighter research focus, such as helping the environment by improving travel modes (example below). However, you can ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. In my first post about topic models, I discussed what topic models are, how they ...

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, ...