An economist studied 11,000 Americans, male and female, who had completed IQ tests.
The average IQ of a blonde white woman was 103.2 compared to 100.5 for a black-haired woman. 4.3% of blonde women had IQs over 125 compared to just 0.2% of black-haired women.
So why are blondes cleverer?
The answer may be simple – they lied about their hair colour. It turned out there were significantly more blonde females than males and yet hair colour is not linked to gender.
Jay Zagorsky at Ohio University who carried out the study thinks 1 in 6 blonde women were lying about their natural hair colour.
Blondes do benefit from their hair colour: blonde female fundraisers collect more money, blonde waitresses get…
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