Interested in social mobility? Move to Salt Lake City, San Jose, or Pittsburgh. Don't move to Atlanta or Charlotte.

[youtube http://www.youtube.com/watch?v=CXFn089KJTI&w=600&h=315]

Salt Lake City has already been recognized for having way-above-expectations public transportation, and the Milken Institute called it out as a great place to live and work, but now ... it might be the city most representative of the American Dream. This all comes off Harvard's social mobil…