How not to be ignorant about the world
How much do you know about the world? Hans Rosling, professor of international health at Sweden's world renowned Karolinska Institute, who is also the world's most famous statistician, with his famous charts of global population, health and income data (and an extra-extra-long pointer), in 2014 demonstrated that you have a high statistical chance of being quite wrong about what you think you know.
Play along with his audience quiz in this video — then, from Hans’son Ola, learn 4 ways to quickly get less ignorant.
Hans Rosling in 2006: The best stats you've ever seen