DHW-Try this link: it is the first of the black rectangles: http://www.youtube.com/watch?v=jbkSRLYSojo-alternatively the BBC 4 website - it's less than five minutes long. http://www.bbc.co.uk/programmes/p00cgkfk-And if we google Hans Rosling + youtube we get:-http://www.google.ca/search?sourceid=navclient&ie=UTF-8&rlz=1T4GGHP_enCA468CA468&q=hans+rosling+youtube