A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. When examining a collection of texts, researchers often want to get a sense of ...

Information theory is a mathematical approach for the quantification, storage, and communication of information. Information theory concepts are used across a wide variety of scientific areas.

All 29,925 Reddit posts in our dataset were classified by mentions of three topics: family finances, technology use, and division of labor. We used a pointwise mutual information (PMI) metric to ...