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The relationship between cognitive ability and job complexity
The scholarly record finds a consistent positive correlation between estimated presidential IQ (and related constructs like "intellectual brilliance" or "openness") and expert ratings of presidential ...
IQ correlates with many measures of occupational success and with some leadership outcomes, but it is neither necessary nor sufficient to predict effective leadership on its own; recent research shows...
IQ scores are meaningfully correlated with measured outcomes such as school grades, certain measures of job performance, and other life outcomes, but they are far from deterministic and their predicti...