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Untenable

What turns a theory into a liability rather than a tool?

Dr Cristian Ispir's avatar
Dr Cristian Ispir
Oct 08, 2025
∙ Paid
Phrenology | History, Theory, & Pseudoscience | Britannica

The history of ideas is littered with frameworks that once commanded authority yet collapsed under scrutiny.

Medieval humoral theory persisted for centuries despite offering zero predictive power. Illness stemmed from imbalances of blood, phlegm, yellow bile, and black bile. The framework was infinitely flexible. It explained everything while predicting …

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