Hans Rosling’s 200 Years of Global Health in Four Minutes
I’m of the school that PowerPoint has served as the breeding ground for many misguided efforts to gussy up simple messages with unproductive or even worse, confusing and misleading graphics. This is an example of the opposite, a very good use of visualization of a large and complex data set by Hans Rosling, who has made a near art form of this sort of thing. Notice how the tradeoff between wealth and life expectancy flattens once a reasonable level of wealth has been achieved.
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