Here is an amazing mind map prepared for the Joint Chiefs of Staff for our new surge in Afghanistan. Now I see how we are going to be able to begin withdrawing troops in 18 months . . . I think.  Richard Engle of NBC News tries to explain, here.

Hans Rosling of Gapminder.org explains 200 years of growth in income and life expectancy in under 5 minutes.
 

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The author of The Back of the Napkin speaks at the Commonwealth Club of California.