The everyday meaning of “common knowledge” is knowledge held in common, often as an open secret. For example, it is common knowledge that publishers like books that seek, via quirky examples, to ...

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...: ...

On Sept. 29, Harvard Psychology professor Steven A. Pinker sat down at the First Parish Church to discuss his most recent book, “When Everyone Knows That Everyone Knows…: Common Knowledge and the ...

I don’t know about you, but ever since I can remember – from my early teens – I have been bemused about the endless rituals we humans perform; and even more so about what can and can’t be said about ...

Before boarding a flight to South Africa in 2013, Justine Sacco sent a sardonic joke to her 170 Twitter followers: “Going to Africa. Hope I don’t get AIDS. Just kidding—I’m white!” By the time her ...