All social classes have unspoken rules. From A-list celebrities to teachers, doctors, lawyers, and journalists — there are social norms that govern our decisions, whether we realize it or not. This week on Hidden Brain, the invisible qualities that all celebrities have in common, and how our interest in them builds because of cues we get from one another. Later in the episode, we look at another elite group: the yoga-loving, Whole Foods-shopping, highly-educated group that researcher Elizabeth Currid-Halkett calls the “aspirational class.“