@nastyoldmrpike @absvalteaching IQ score gains are not mostly on GCA. http://emilkirkegaard.dk/sites/default/files/files/Are%20Headstart%20gains%20on%20the%20g%20factor_%20A%20meta-analysis.pdf … (my paper /w Nijenhuis)
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@nastyoldmrpike@absvalteaching And in general, claims of early intervention have very dubious history http://emilkirkegaard.dk/en/?p=4010 (Spitz' book) -
@KirkegaardEmil@nastyoldmrpike All these studies are only looking at IQ? -
@absvalteaching@nastyoldmrpike Large (N ~ 5000), govt funded studies find pretty much no lasting effects, even at 3rd grade. -
@KirkegaardEmil@nastyoldmrpike You can remove me from the conversation please.
End of conversation
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