What is ‘innateness’, anyway?

A recurring question in both scientific and public discourse is whether any given property of an organism is innate or learned. This debate, usually framed in terms of Nature vs. Nurture, often centers around properties of human behavior and cognition: intelligence, language, morality, mathematics, and so on. But while this dichotomous framing perhaps seems obvious to us now, when did the question first arise? And is it really the best way to investigate these properties?

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