Jam Experiment

You think you know what you like. But do you? In a famous experiment, researchers Petter Johansson and Lars Hall asked people to taste two jams and pick their favorite. Then, using a sleight-of-hand trick, they swapped the jars and asked the subjects to explain why they liked the chosen jam. Shockingly, most people didn't notice they were eating the rejected flavor-and happily invented reasons why...