When I was an undergraduate in psychology, all the Psych 101 students had the opportunity to participate in an experiment for extra credit. Being a budding social scientist, I was curious and frankly needed some extra credit, so I signed up for an experiment.  This is what I was asked to do. I sat down at a table and an experimenter took an ordinary deck of playing cards and flashed six of them at me. She flashed them quickly asking me to identify…