Sal Khan, founder of the Khan Academy online education website, speaks at the 2012 MIT Commencement on June 8, 2012, in Cambridge, Massachusetts, USA...Photo by M. Scott Brauer
Sal Khan, founder of the Khan Academy online education website, speaks at the 2012 MIT Commencement on June 8, 2012, in Cambridge, Massachusetts, USA...Photo by M. Scott Brauer
Filename: msb-271605mod.jpg
Copyright