For those who haven't seen it, his TED Talk is excellent: http://www.ted.com/talks/hans_rosling_shows_the_best_stats_you_ve_ever_seen.html http://www.ted.com/ta

For those who haven't seen it, his TED Talk is excellent: http://www.ted.com/talks/hans_rosling_shows_the_best_stats_you_ve_ever_seen.html http://www.ted.com/talks/hans_rosling_shows_the_best_stats_y...