I don't know the year that the fraud was exposed, but the original studies look very suspect on their face. It's remarkable that they were published at all. There's virtually no variation in the data - every separated twin pair has almost exactly the same deviance in their IQ's. And separated pairs of identical twins are extremely rare - he listed twice as many as anyone else had ever been able to find.
> >Quickly? Burt died in 1971. Jensen's book which I cited came out in
> Really? Now I recall reading his obit, with the findings in the headlines
> re his life-time fraud, in 1977 or '78, not 1971. Maybe I misunderstood
> he died earlier, but the fraud was only exposed that late. I will have to
> check this out.
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