Is your common sense really up to the test? “I know this much.” “Any adult should know that.” But even knowledge we feel confident about can sometimes be vague or based on assumptions. This game is a ...

Source: Scribner / Used with permission. In a New Yorker cartoon about marital relations, a husband tells his wife, “Of course I care about how you imagined I thought you perceived I wanted you to ...

From using words to overthrowing regimes, shared awareness is necessary for people to coordinate. The cognitive scientist explains to Nature how it works. When Everyone Knows That Everyone Knows...: ...