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 ...

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 ...

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 ...

Jamie Q. Roberts does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...