Okay I don't want to derail too much, but a couple things to note: 1. IQ is itself a combination of multiple cognitive functions: verbal comprehension, percept

Okay I don't want to derail too much, but a couple things to note: 1. IQ is itself a combination of multiple cognitive functions: verbal comprehension, perceptual reasoning, working memory and processing speed, etc, and people might be better or worse on in individual topics. 2. Conscientiousness and Agreeableness are part of the Big 5 model, which is itself just a model of personality that has its own share of flaws.