Book · 2025 · Psychology
When Everyone Knows That Everyone Knows...
Common Knowledge and the Science of Harmony, Hypocrisy and Outrage
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My guest today has been Steven Pinker. His book is When Everyone Knows That Everyone Knows.
The best things said about it
Steven Pinker has a book out last year called When Everyone Knows That Everyone Knows. It's about the immediate change in a social system when private knowledge.
Jonathan Haidt The Diary Of A CEO with Steven Bartlett · Feb 2026 So, you got a new book out and it's called When Everyone Knows That Everyone Knows.
Steve Levitt People I (Mostly) Admire · Sep 2025 Where and when it comes up
Most mentions, by podcast
Why people recommend it
When Everyone Knows That Everyone Knows... by Steven Pinker is a non-fiction book that explores the fascinating dynamics of common knowledge, collective realization, and how social systems instantly shift when private understandings become publicly acknowledged. The book received attention from several podcast hosts examining human behavior and social norms. On EconTalk, Russ Roberts plugged the book at the conclusion of his interview, officially recommending the work to listeners interested in the author's insights. Jonathan Haidt brought up the book on The Diary Of A CEO with Steven Bartlett, referencing it to explain the sudden and dramatic changes that occur within social systems when hidden or private knowledge suddenly becomes common property among a group. Additionally, Steve Levitt discussed the publication on People I (Mostly) Admire, formally introducing the new book to his audience and diving into the core premise of what the author describes as a foundational secret of human interaction. Throughout these discussions, the book served as a valuable framework for understanding peer pressure, public compliance, and the complex mechanisms that govern communication and shared awareness in human societies.
Every mention
Russ Roberts My guest today has been Steven Pinker. His book is When Everyone Knows That Everyone Knows. 1
“My guest today has been Steven Pinker. His book is When Everyone Knows That Everyone Knows.”
Jonathan Haidt Steven Pinker has a book out last year called When Everyone Knows That Everyone Knows. It's about the immed… 1
“Steven Pinker has a book out last year called When Everyone Knows That Everyone Knows. It's about the immediate change in a social system when private knowledge”
Steve Levitt So, you got a new book out and it's called When Everyone Knows That Everyone Knows. 1
“So, you got a new book out and it's called When Everyone Knows That Everyone Knows.”
Also mentioned in the same episodes
Other mentions (8: passing, ad reads, own books)
“So the title of the book is When Everyone Knows That Everyone Knows... And there's a story behind that. The subtitle is Common Knowledge and the Mysteries of Money, Power and Everyday Life.”
“NEIL: Steven Pinker's latest book. Give me the title again. STEVEN: When Everyone Knows That Everyone Knows...”
“Steven Pinker's latest book is called When Everyone Knows That Everyone Knows: Common Knowledge and the Mysteries of Money, Power, and Everyday Life.”
“Stephen needs no introduction per se, but I will point out he has a new and excellent book called When Everyone Knows That Everyone Knows dot dot dot.”
“Now the the answer to your puzzle and that's I I devote a chapter in the book uh to what common knowledge could actually consist of and and I'm a psychologist.”
“His latest book and the subject of today's conversation is when everyone knows that everyone knows common knowledge and the mysteries of money power and everyday life.”
“And there's a whole chapter called weasel words in when everyone knows that everyone knows it's about indirect language.”
“In in the the book I have a chapter called the cancelling instinct where I try to as a psychologist to try to figure out just what's going on.”