TEDx: The data of a happy city: Lewis Mitchell

How do we measure happiness in New York City? What combination of data will reveal our emotional state?  Lewis Mitchell shares his approach to measuring a “happy city”. 


“The main thing…is to be able to combine disparate sets of data to come up with a coherent picture of the character of a city.”

Using a wide variety of social data, Lewis Mitchell constructs fascinating maps and charts to visualize happiness across countries, states, and even individual…