The eradication of smallpox is one of humanity's great achievements - but the battle against the virus was fought by the most unlikely of alliances. How did the breakthrough happen - and can we guarantee that the world is still safe from smallpox?
This episode owes a debt to Stephen Coss’s book The Fever of 1721 , Ibram X. Kendi’s book Stamped From the Beginning , and to an article about Dark Winter written by Tara O’Toole, Michael Mair and Tomas Inglesby.
For a full list of our sources please see the shownotes at http://timharford.com/
Tim's latest books 'Fifty Inventions That Shaped The Modern Economy' and 'The Next Fifty Things That Made The Modern Economy' are available now.
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