A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Every survey finding published by Pew Research ...

You won’t believe how easy it is to create animated bar charts in the R programming language to show rankings over time. Racing bar charts can be a useful way to visualize comparative data over time.

Most people have decades of experience looking at graphs. We see them in television reports, books, magazines, presentations at work, and on the stock market apps on our phones. On the surface, ...