Common Knowledge
Information that everyone knows, and everyone knows that everyone knows.
"The emperor has no clothes, but nobody says it until someone does."
What is Common Knowledge? Information that everyone knows, and everyone knows that everyone knows. Culture change requires making private knowledge common knowledge.
A known problem is not fixed until a leader names it publicly.
Culture change requires making private knowledge common knowledge.
Use all-hands forums to name the unnamed.
Use the model. Pick the move.
Information that everyone knows, and everyone knows that everyone knows. You've just seen this: A known problem is not fixed until a leader names it publicly. Which lever does the model recommend?
Pick a lever. There are no neutral ones — every incentive funds a behavior somewhere.
Pick a reaction to Common Knowledge
One tap. We'll point you at the most useful next surface based on how this hits.
The full taxonomy entry
Every concept in the Atlas uses the same structure — so Common Knowledge can be compared, recombined, and cited like an element on a periodic table.
- Business
- Leadership
- Government
- Healthcare
- Education
- Sales
- Marketing
- AI
- Negotiation
- Media
- Public Policy
- Relationships
- Where in our org would Common Knowledge most often show up unnoticed?
- Which metric, ritual, or contract clause quietly rewards Common Knowledge?
- If we removed every payoff for Common Knowledge, what behavior would replace it?
- Who benefits when Common Knowledge persists — and who pays the cost?
- People defend the status quo using the language of common knowledge.
- Decisions cluster around the easiest narrative rather than the strongest evidence.
- New data changes the slide deck but not the decision.
- Anyone naming the pattern is treated as the problem.
Every Atlas entry is a node in a knowledge graph. See the related rail below to follow the connections.
See Common Knowledge through 2 lenses
Each layer of the Incentives OS reframes this concept with its own thinkers, vocabulary, and diagnostic question.
Do you actually know Common Knowledge?
Three quick questions. Result is saved into your review streak — come back when the term is due to lock it in.
Which best describes Common Knowledge?
Worked example, counter-example & concept map
On-demand AI analysis grounded in the Lab's research. Cached on your device after first run.
When you encounter Common Knowledge, your default mode network folds the experience into your ongoing story-of-self — which is why the same fact lands differently depending on who you think you are.
Self-referential thought, mind-wandering, narrative-of-self, mental time travel. Most of your waking thought is this network running scenarios about you, your status, your past, and your future.
See Default Mode in the Brain Atlas →Picked for you, from the Atlas
Ranked by shared learning paths, overlapping chips, and what you've saved.
A group decides on a course of action that nobody actually wants, because everyone assumes others prefer it.
Power tends to corrupt, and absolute power corrupts absolutely.
We attribute our own actions to situations but others' actions to their character.
We favor people who are similar to us or who like us.
Sacrificing for others without expecting a personal reward.
Masking the sponsors of a message to make it appear grassroots.
Send the card, not just the link
A pre-rendered social card with the title, eyebrow, and URL. Copy the link, post it anywhere, or download the SVG for slides.
More definitions to follow
Every term in the Atlas connects to a dozen others. Pick any of these and see where it takes you.
Human oversight without per-decision review.
We say yes more often to people we like.
Ambitious objectives paired with measurable key results.
The sense of where the body is in space.
Trained skill of noticing micro-changes — breathing, skin tone, micro-expressions, voice tempo — in real time.
Rule of capture rewards extraction before competitors do.
The minimum energy needed to start a reaction; same idea for starting habits or initiatives.
Task switches leave cognitive residue that degrades performance.
Donors penalize 'overhead' and starve capacity that produces outcomes.
Government rescues of failing institutions privatize gains and socialize losses.
Prices driven far above intrinsic value by feedback loops of belief and behavior.
Paying providers per procedure rewards more procedures, not better outcomes.