if you have never seen Hans Roesling in action, watch and listen to some of his TED speeches – he makes data exceptional fun; actually almost magical!
he is an incredibly informative, captivating and entertaining statistician – and a wonderful man!
http://www.ted.com/talks/hans_rosling_and_the_magic_washing_machine.html
http://www.ted.com/talks/hans_rosling_asia_s_rise_how_and_when.html
http://www.ted.com/talks/hans_rosling_the_good_news_of_the_decade.html