"Has the percentage of the world's population living in extreme poverty doubled, halved, or stayed the same over the last five decades?"
- 5% said it has almost halved.
- 65% said that it had almost doubled.
- The rest said it had probably stayed the same.
The 5% were right.
Rosling went on to say that, if he had taped the answers to bananas, and thrown them to a bunch of chimps, he would have gotten a more accurate answer to his question than he got from most American adults.
The great Matt Ridley...