A Defense of the Biological Basis for Intelligence

biology genetics neuroscience intelligence IQ

Intelligence Quotient, or IQ, is supposed to be a measure of a person’s ability to reason, see patterns, and make predictions. Yet IQ is quite controversial – a controversy ranging anywhere from IQ tests being inaccurate or biased and all the way to IQ tests (and anything concerning IQ) being immoral. Yet, even if there is no test that can accurately and reliably gauge an individual’s intelligence in some quantitative way, most people are aware of some ineffable sense in which some individuals are just smarter than the average individual (and vice versa with some people just being less smart in some ways than other people).

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