Ask them what their college major was.
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As the American Council of Science and Health puts it:
Though we don’t like to admit it, intelligence and IQ matter.
Creative people tend to have higher IQs.
Expertise, in any area, generally requires a higher IQ.
One research study concluded that a degree in math or physics takes an IQ of at least 120.
Taking the converse of that last point a step further, an analysis by Quartz indicates that a person’s college major serves as a good proxy for intellectual aptitude.
The Quartz analysis wasn’t able to determine the average IQ by college major, but it was able to triangulate from several cognitive metrics that all converged on a similar pattern.
So, extrapolating to IQ from a metric like SAT or GRE scores isn’t a big leap.
Let’s drill down on the findings …
The Homa Files 