There are three main hypotheses for the relationship between IQ and educational achievement:
- Mental ability predicts greater educational achievement
- Educational achievement predicts greater IQ
- The relationship is a product of test construction
Tag: Differential Psychology
Response to Richardson and Norgate (2015): “Does IQ Really Predict Job Performance?”
Ken Richardson is a figure in the psychometric world who has made some pretty bold claims about g, heritability, and IQ testing as a whole. Out of his many (flawed) works, there is one in particular I wished to respond to. Richardson and Norgate (2015) argue that the correlation between IQ and job performance is, at best, greatly overestimated by the pro-IQ side (figures such as Ian Deary, Richard Haier, Arthur Jensen, and most notably in the job performance debate, Frank Schmidt and John Hunter) and at worst, entirely useless. Do their arguments hold up?
Read More »Rural vs. Urban IQ
This post is going to lay out the argument that rural areas tend to have lower average IQs than urban areas as well as any opposing evidence.
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