Epidemiologist; founded Your Local Epidemiologist in March 2020 to translate public-health science.
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3 of Katelyn Jetelina's claims fit 3 mental models. Most often: Bottlenecks, Everything decays without maintenance, The map is not the territory.
A system moves only as fast as its narrowest point; speed up anything else and nothing changes.
Their wordsThis physical work will remain necessary for the foreseeable future.
Institutions, code, cities and knowledge run down by default; keeping something alive is work that has to be paid for.
Their wordsWhen the public health systems meant to catch and stop this stuff are cut (less funding, less staff, less historical knowledge, and less leadership), outbreaks can, and will, emerge between the cracks.
Every model, word or plan is a simplified map of reality; useful when its structure matches, misleading when mistaken for the thing itself.
Their wordsThe problem is that "number of recalls" is a terrible metric because we don't know what we don't know.