Is-Ought Gap
You can't derive an 'ought' (value claim) from an 'is' (factual claim) without a smuggled premise.
"Data doesn't tell you what to do. It tells you the terrain. You bring the destination."
What is Is-Ought Gap? You can't derive an 'ought' (value claim) from an 'is' (factual claim) without a smuggled premise. Most 'data-driven' decisions hide a value judgment that nobody made explicit.
David Hume's distinction, 1739; central to The Philosopher's Toolkit's ethics section.
Most 'data-driven' decisions hide a value judgment that nobody made explicit.
Name the values being optimized for. Then debate them, separately from the data.
Use the model. Pick the move.
You can't derive an 'ought' (value claim) from an 'is' (factual claim) without a smuggled premise. You've just seen this: David Hume's distinction, 1739; central to The Philosopher's Toolkit's ethics section. Which lever does the model recommend?
Pick a lever. There are no neutral ones — every incentive funds a behavior somewhere.
Pick a reaction to Is-Ought Gap
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 Is-Ought Gap 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 Is-Ought Gap most often show up unnoticed?
- Which metric, ritual, or contract clause quietly rewards Is-Ought Gap?
- If we removed every payoff for Is-Ought Gap, what behavior would replace it?
- Who benefits when Is-Ought Gap persists — and who pays the cost?
- People defend the status quo using the language of is-ought gap.
- 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 Is-Ought Gap through 3 lenses
Each layer of the Incentives OS reframes this concept with its own thinkers, vocabulary, and diagnostic question.
Do you actually know Is-Ought Gap?
Three quick questions. Result is saved into your review streak — come back when the term is due to lock it in.
Which best describes Is-Ought Gap?
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 Is-Ought Gap, 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.
Whoever makes the positive claim carries the obligation to support it. Absence of disproof isn't proof.
Treating one kind of thing as if it belonged to a different ontological category.
Justified true belief isn't always knowledge — luck can produce true beliefs from defective reasoning.
If P then Q. P. Therefore Q. The most basic valid inference move in formal logic.
If P then Q. Not Q. Therefore not P. The logic behind every falsification test.
Necessary = required for X. Sufficient = enough on its own for X. Conflating them is a common error.
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.
When all you have is a hammer, everything looks like a nail.
Work expands to fill the time available for it.
We judge outcomes relative to a reference point, not in absolute terms.
We look to others to decide what's correct.
The willingness to be vulnerable to another party's actions.
Tracing AI components for risk and compliance.
Assuming the conclusion in the premise.
Seeing patterns in random data.
The drive to explore and understand for its own sake.
Owning something raises its valuation — sellers want more to give it up than buyers will pay to acquire.
Recurring aid flows can entrench recipient governments and crowd out domestic capacity-building.
Innovation borrowed from the immune system — distributed sensing, rapid response, memory of past attacks.