Turkheimer strikes back! (but misses)

Recently, I took a poke at Eric Turkheimer. And now he's ready with a retaliation: https://twitter.com/ent3c/status/1009245615367315456 Eric is trying a guilt by association attack by tying me to Roger Pearson…

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Did Turkheimer et al (2003) replicate?

Lots of published psychology studies don't replicate well, in particular cute things like interactions, counter-intuitive or priming effects. In general, traditional behavioral genetics studies have replicated well. This is not…

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Are IQ scales interval or ordinal?

One of the more obscure objections to intelligence testing is that really the tests are only on ordinal scale, and thus many of the usual statistical operations are undefined. Recall,…

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The Undark race science summary

For months, some journalist called Ashley Smart has been emailing me for quotes for some upcoming hit piece. E.g., back form January: Hi Emil, I'm a journalist with Undark Magazine, and…

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