Cover of When Everyone Knows That Everyone Knows...

When Everyone Knows That Everyone Knows...

by Steven Pinker

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Start the Week, BBC Radio 4 · September 28, 2025

Steven Pinker on common knowledge

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Cognitive psychologist Steven Pinker explores the paradoxes of human behaviour through the lens of common knowledge, examining how shared awareness can bind communities together while also enabling hypocrisy and outrage.

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