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I'm Dr. Keith Devlin, a mathematician at Stanford University. I gave my first free, open, online math course in fall 2012, and have been offering it twice a year since then. This blog chronicles my experiences as they happen.

Twitter Updates

  • RT @ReutersUS: JUST IN: U.S. Deputy General Rod Rosenstein is expected to step down in mid March - justice department official https://t.co… 3 hours ago
  • RT @AshaRangappa_: OMG you must be right. The indictments of 6 members of Trump’s campaign including his Chairman, Deputy Chairman, Nationa… 6 hours ago

New Book 2012

New book 2011

New e-book 2011

New book 2011

February 2019
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