I take that concession partially back.
There is still debate:
http://mobile.nytimes.com/2012/04/22/magazine/can-you-make-yourself-smarter.html?pagewanted=all
@TLOL is back
There is still debate:
http://mobile.nytimes.com/2012/04/22/magazine/can-you-make-yourself-smarter.html?pagewanted=all
“Fluid intelligence is not culturally derived,” he continues. “It is almost certainly the biologically driven part of intelligence. We have a real good idea of the parts of the brain that are important for it. The prefrontal cortex is especially important for the control of attention. Do I think you can change fluid intelligence? No, I don’t think you can. There have been hundreds of other attempts to increase intelligence over the years, with little or no — just no — success.”
At a meeting of cognitive scientists last August, and again in November, Engle presented a withering critique of Jaeggi and her colleagues’ 2008 paper. He pointed to a variety of methodological weaknesses (many of which have been addressed in subsequent papers by Jaeggi and others) and then presented the results from his own attempt to replicate the study, which found no effect whatsoever. (Those results have yet to be published.)
The most prominent takedown of I.Q. training came in June 2010, when the neuroscientist Adrian Owen published the results of an experiment conducted in coordination with the BBC television show “Bang Goes the Theory.” After inviting British viewers to participate, Owen recruited 11,430 of them to take a battery of I.Q. tests before and after a six-week online program designed to replicate commercially available “brain building” software. (The N-back was not among the tasks offered.) “Although improvements were observed in every one of the cognitive tasks that were trained,” he concluded in the journal Nature, “no evidence was found for transfer effects to untrained tasks, even when those tasks were cognitively closely related.”
@TLOL is back
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