Nassim Taleb has published an attack on intelligence research that is getting a lot of attention and so I thought I would respond to it.
As summarized in this useful chart from Strenze (2015), meta-analyses of hundreds of studies have demonstrated that IQ is predictive of life success across many domains.
This is the basic validating fact when it comes to IQ: the use of IQ tests can help us predict things we want to predict and to explain things we want to explain.
Does IQ Linearly Predict Success?
Some people wonder if IQ’s relationship with success weakens above a certain threshold such that it is better described by a curvilinear trend rather than a simple linear one. Taleb brings this up and displays this graph:
This graph does show a decrement in IQ’s predictive validity as we move up the IQ scale. But there is still a positive…
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Utopia, you are standing in it! 
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