John Snow
English epidemiologist and physician (1813–1858)
Episodes
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#5336: Cholera and the 3.4 Billion Without Safe SanitationCholera is fast, cheap to treat, and entirely preventable — yet 3.4 billion people lack safe sanitation. Here's why the numbers don't add up. -
#5335: The Hidden History of Toilets and SanitationFrom Indus Valley flush drains to Roman sponge sticks to gong farmers — the surprising, gross, and brilliant story of human waste.