Note: A few people have pointed out that some data on this appears to be slightly askew, even though the story is mostly unchanged. So don't cite it. Don't look at the viz yet. Wait until I tell you. This is an update to a post I did about five years ago , showing the growth in educational attainment in the US over time. I thought then, and I still think, it's among the most jaw-dropping visualizations I've done, not, of course, for the visualization skills, but for the story it tells, and perhaps, the future it holds for us. This is from Table A-1 on this page of the Census Bureau. First, before you dive into it, take a guess about the percentage of adults in the US, aged 35-54 with a bachelor's degree or higher. Got a guess? If you have a college degree, you probably said something like fifty or sixty percent, based on my sampling of twenty people or so. If you didn't, your guess is probably much lower, usually ten or fifteen percent. There's