In a new book, the Harvard psychologist Steven Pinker argues that an awareness that everyone knows what you know is a ...

In a New Yorker cartoon about marital relations, a husband tells his wife, “Of course I care about how you imagined I thought ...

Common knowledge is the secret engine of social life, letting us coordinate everything from meet-ups to markets to ...

In my youth, I came to understand the term "common sense" as implying that though you may not have extensive knowledge about a topic or even extensive skill in reasoning, you likely have enough of ...

You can always tell when someone is able to use common sense in most situations they find themselves in. It's not about how intelligent they are and how many books they read; rather, it's about their ...