Sal Kahn: Bill Gates' Favorite Teacher

08/30/2010 05:41 pm ET | Updated May 25, 2011
  • David A. Kaplan, Contributor CNN Money

Sal Khan, you can count Bill Gates as your newest fan. Gates is a voracious consumer of online education. This past spring a colleague at his small think tank, bgC3, e-mailed him about the nonprofit, a vast digital trove of free mini-lectures all narrated by Khan, an ebullient, articulate Harvard MBA and former hedge fund manager.

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