Happiness is something that everyone feels in a different way. Cats bring some people overwhelming joy, and to others they bring nothing but stuffy noses. Pharrell Williams compared happiness to “a room without a roof,” and the Beatles sang that happiness is “a warm gun.” If you had to measure happiness, what would you do? Every year the scientists at Gallup World Poll measure happiness around the globe, and they’ve had some surprising results. Watch this bright, cheery video to find out how they do it. And to learn more about happiness, read the November 2017 magazine article. Published October 16, 2017.