Composition Fallacy
What's true of the parts is assumed true of the whole.
"Each ingredient is great. The dish is poison."
What is Composition Fallacy? What's true of the parts is assumed true of the whole. Aggregate-level dysfunction missed because the parts are 'fine.'.
Every team is high-performing; the company still misses its number.
Aggregate-level dysfunction missed because the parts are 'fine.'
Drag yourself across Composition Fallacy.
Real scene: Every team is high-performing; the company still misses its number. The pull below is the same one composition fallacy exerts on the call. Find the position where you stop being able to defend yourself with logic.
In the room: Aggregate-level dysfunction missed because the parts are 'fine.'
Pick a reaction to Composition Fallacy
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 Composition Fallacy 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 Composition Fallacy most often show up unnoticed?
- Which metric, ritual, or contract clause quietly rewards Composition Fallacy?
- If we removed every payoff for Composition Fallacy, what behavior would replace it?
- Who benefits when Composition Fallacy persists — and who pays the cost?
- People defend the status quo using the language of composition fallacy.
- 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 Composition Fallacy through 2 lenses
Each layer of the Incentives OS reframes this concept with its own thinkers, vocabulary, and diagnostic question.
Do you actually know Composition Fallacy?
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Which best describes Composition Fallacy?
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 Composition Fallacy, your prefrontal cortex has to do extra work to override the automatic response — and that override budget is finite.
Executive control, planning, impulse override, working memory, System 2. First thing to go offline under stress, fatigue, or low blood sugar. Why your 4pm decisions are worse than your 9am ones.
See Prefrontal in the Brain Atlas →Picked for you, from the Atlas
Ranked by shared learning paths, overlapping chips, and what you've saved.
Assuming the conclusion in the premise.
The conclusion is hidden inside the premise.
Because there's no sharp line, no distinction exists.
Quietly redefining a term mid-argument.
What's true of the whole is assumed true of the parts.
Constraining the option set to bias the decision.
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.
Predicting how we will feel in the future, usually inaccurately.
Dacher Keltner's research: the emotion of encountering vastness reliably reduces self-focus and inflammation, and increases prosociality.
Cognitive performance varies predictably with circadian rhythm.
Issuers pay raters who compete for the highest ratings.
Thinking happens through the body, not despite it.
Use-it-or-lose-it allocations push fleets to fish hard before quotas tighten.
Decisions are shaped by who we believe we are — not only by monetary payoffs.
Words chosen to bias the audience toward a conclusion.
Sales bonuses and prescriber relationships fueled mass over-prescription and an addiction crisis.
Meaning beyond the task multiplies motivation.
Time spent improving the tool is not time stolen from the work.
Otto Scharmer's U-shaped process for moving from habitual response to sensing what wants to emerge.