Forget the movie stars and professional athletes. This guy should be making millions. He's wicked smart, could be making a bundle working at a firm or research facility or wherever rich people work, but, here he is, making videos for other people. History. Algebra. Physics. Calculus. Astronomy. Finance. Statistics. And more. I know, those are pretty easy topics. I wish he was around when I took Physics and Statistics, two topics that punched me in the face. I've used his videos in my class--they're colorful and interesting--attention grabbers.
Write it on your communicator: Khan Academy.