Cambridge Analytica's Facebook Data Wasn't a Good Idea

Cambridge analytica had alex cogan collecting and compiling facebook data in a way that was incredibly useless. The obama campaign claimed to have done the same thing with facebook data back in two thousand and 12, though on a smaller scale. You couldn't really predict much about people using their facebook data, or at least he couldn't. We started asking the question of lakwell, how often are we right? And so there's five personality dimensions, and we said like, ok, for what percentage of people do we get five personality categories correct? We found it was like one %.