NPR has a pretty neat data visualization on their blog. The post concerns American women and the job sectors in which they work.
I’m referring specifically to the set of pie charts in the middle of the post. Two time periods. Two sexes. Thirteen job sectors. So much information conveyed in so little space.
Image Credit: Women At Work, http://www.flickr.com/photos/faceme/2054929924/in/set-72157603161626856/