Logic / Unit 9 Logic 435 short lesson, about 20 seconds
Evaluating Expert Testimony
Captions available
The idea
The checklist: in-domain expertise, position relative to field consensus, track record, and conflicts of interest.
In practice
A credentialed expert speaking outside their field fails item one — video 384's fallacy, caught by procedure.
Where people slip
Experts disagreeing across a genuine field split is information about the field, not license to pick the congenial one.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
- Nothing yet depends on this.
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