Your Book Review: On The Natural Faculties - a podcast by Jeremiah

[This is the second of many finalists in the book review contest. It’s not by me - it’s by an ACX reader who will remain anonymous until after voting is done, to prevent their identity from influencing your decisions. I’ll be posting about two of these a week for the next few months. When you’ve read all of them, I’ll ask you to vote for your favorite, so remember which ones you liked. - SA]

I.

If you’re looking for the whipping boy for all of medicine, and most of science, look no further than Galen of Pergamon.

As early as 1605, in The Advancement of Learning, Francis Bacon is taking aim at Galen for the “specious causes” that keep us from further advancement in science. He attacks Plato and Aristotle first, of course, but it’s pretty interesting to see that Galen is the #3 man on his list after these two heavy-hitters.

Centuries went by, but not much changed. Charles Richet, winner of the 1913 Nobel Prize in Physiology or Medicine, said that Galen and “all the physicians who followed [him] during sixteen centuries, describe humours which they had never seen, and which no one will ever see, for they do not exist.” Some of the ‘humors’ exist, he says, like blood and bile. But of the “extraordinary phlegm or pituitary accretion” he says, “where is it? Who will ever see it? Who has ever seen it? What can we say of this fanciful classification of humours into four groups, of which two are absolutely imaginary?”

And so on until the present day. In Scott’s review of Superforecasting, he quotes Tetlock’s comment on Galen:

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