Half Life: The Decay of Knowledge and What to Do About It - Deepstash

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Half Life: The Decay of Knowledge and What to Do About It

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The Half-Life of Facts

Facts decay over time. And the time it takes to disprove or replace half of it can be predicted.

Data in medicine become half as relevant in 2-3 years. For exact sciences, 2-4 years.

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If we want our knowledge to compound, we’ll need to focus on the invariant general principles.

Half-lives show us that if we spend time learning something that changes quickly, we might be wasting our time. 

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