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November 11, 2007

The Ghost Map By Steven Johnson

In the face of a horrifying epidemic, London physician John Snow posited the then-radical theory that cholera was spread through contaminated water rather than through miasma, or smells in the air. Against considerable resistance from the medical and bureaucratic establishments, Snow persisted and, with hard work and groundbreaking research, helped to bring about a fundamental change in our understanding of disease and its spread.

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