Hans Rosling: Let my dataset change your mindset
http://www.ted.com/talks/lang/en/hans_rosling_at_state.html
http://www.ted.com/speakers/hans_rosling.html
Hans Rosling: Let my dataset change your mindset
http://www.ted.com/talks/lang/en/hans_rosling_at_state.html
http://www.ted.com/speakers/hans_rosling.html