(a) the spacing effect is hugely beneficial for recall, and was known to be huge in 1988;
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A 1988(!) paper on the failure of educators to use the spacing effect: http://andrewvs.blogs.com/usu/files/the_spacing_effect.pdf … Interesting because:pic.twitter.com/ByvoRfIPWw
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(b) it would likely be easy to modify classrooms to use it, and it would likely make an enormous difference to education; and
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I did read it, years ago. But I've studied the literature since, and also make heavy use of spaced repetition.
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In some ways that's not surprising - evidence is often very weak. This is an instance where that's not the case, though.
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This is an interesting caution: https://www.math.upenn.edu/~wilf/website/PSUTalk.pdf … Over-stated at a few points, but many of the criticisms seem useful.
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To state my point more clearly: when most studies have v low standards of evidence, that fosters a culture where
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"evidence is barely considered", as you say.
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have you read about this before? https://en.wikipedia.org/wiki/Bloom%27s_2_Sigma_Problem …
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Yes (eg https://twitter.com/michael_nielsen/status/745237128544649216 … ). It's very interesting. Much more expensive, of course!
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