Preregistration of a forking path – What does it add to the garden of evidence?

Preregistration has many advantages, which have been pointed out in Steve Lindsay’s post yesterday and many other places. The most important advantage is probably that it demonstrates without doubt that the hypotheses and data-analysis path chosen for a study were not chosen in response to the data with an eye towards obtaining the desired results. […]

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#whatWM? e pluribus unum: Consensus despite diversity

Nelson Cowan’s review of definitions of “working memory” provides a very useful overview of the different ways in which the term has been and is still being used in the literature, and the potential confusion that can be caused by its multi-faceted meaning. Cowan identified nine definitions spanning multiple disciplines and several decades of research, […]

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Training of intelligence: A question of intelligent training

Can we improve human intelligence through training? Generations of researchers have tackled this apparently simple question, and yet, after approximately a century of efforts, the malleability of intelligence remains controversial. The potential payoff is high—imagine what it would mean if we could actually train intelligence—but the road to conclusive evidence on the matter appears to […]

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