May 26, 2011
Hey Bay Areans! I'll be doing a book signing in SF at Borderlands Books on June 12th. Mark your calendars!
May 25, 2011
May 24, 2011
Wow. Khan Academy is my new favorite learning site. How did it take me so long to get into this?
May 23, 2011
POW! Hope this makes sense. If not, enjoy the new video!
May 22, 2011
Love this new video.


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BAHFest London 2016
(Evolution Theme)

January 22, London

BAHFest London 2016
(Big Science Theme)

January 23, London