Social Security has developed into one of the most popular federal programs, though that popularity is tempered by concern over its long-term financial outlook.
President Obama’s recent interviews with Buzzfeed and Vox, and his embrace of online news and social media more generally, stands in a long tradition of presidents employing novel communications technologies to speak to Americans directly.
For Pew Research’s 10-year anniversary, here’s a list of 10 big research questions we’ve answered over the years that speak to broad ways that America and the world is changing.