Frequently asked questions about thinking, epistemology, and cognitive tools. 3434 answers
Testing takes time and energy — validate the schemas that matter most first.
Testing takes time and energy — validate the schemas that matter most first.
When direct testing is impossible look for indirect evidence and converging indicators.
When direct testing is impossible look for indirect evidence and converging indicators.
When direct testing is impossible look for indirect evidence and converging indicators.
Having trusted people review your mental models catches errors you miss.
Having trusted people review your mental models catches errors you miss.
Having trusted people review your mental models catches errors you miss.
Having trusted people review your mental models catches errors you miss.
Having trusted people review your mental models catches errors you miss.
Having trusted people review your mental models catches errors you miss.
Recording what you tested and what happened creates a validation history.
Recording what you tested and what happened creates a validation history.
Recording what you tested and what happened creates a validation history.
Recording what you tested and what happened creates a validation history.
Recording what you tested and what happened creates a validation history.
Recording what you tested and what happened creates a validation history.
Even a well-tested schema may fail in new contexts or at different scales. Validation tells you where a schema works, not that it works everywhere. The boundaries of your tested conditions are the boundaries of your warranted confidence.
Even a well-tested schema may fail in new contexts or at different scales. Validation tells you where a schema works, not that it works everywhere. The boundaries of your tested conditions are the boundaries of your warranted confidence.
Even a well-tested schema may fail in new contexts or at different scales. Validation tells you where a schema works, not that it works everywhere. The boundaries of your tested conditions are the boundaries of your warranted confidence.
Confidence based on tested schemas is categorically different from confidence based on untested assumptions.
Confidence based on tested schemas is categorically different from confidence based on untested assumptions.
Confidence based on tested schemas is categorically different from confidence based on untested assumptions.
Finding out your schema is wrong teaches you more than confirming it is right.