Gwern — Cognition↗

Do mindless positive/negative comments skew article quality ratings up and down?

Online education like Khan Academy has been hailed as a major innovation which will revolutionize higher & lower education, educate students better, and cut costs.

Iodine improves IQ in fetuses; adults as well? A meta-analysis of relevant studies says no.

set.seed ( 7777 ) # for reproducible numbers # TODO : factor out common parts of `png` (& make less square), and `rma` calls library (XML) dnb <- readHTMLTable ( colClasses...

When should one review? In the morning? In the evening? Any old time?

Every human is different in a myriad of ways, from their memories to their personality to their skills or knowledge to intelligence and cognitive abilities to moral and political values.

Ashirgo: “To be honest, I do not feel any obvious difference. There are moments in which I perceive a significant improvement, though, as well as particulars task which are much easier now.

Does creatine increase cognitive performance? Maybe for vegetarians but probably not. I attempt to meta-analyze conflicting studies about the cognitive benefits of creatine supplementation.

While some recent SMPY papers have made a splash, most SMPY-relevant publications are obscure, scattered, published in books decades ago, and there is no single bibliography providing descriptions of...

“Spaced repetition” helps one remember facts by creating discrete flashcards which one tests oneself on at increasingly distant ‘spaced’ time periods, repeating the fact just before one probably...

Annotations sorted by machine learning into inferred 'tags' . This provides an alternative way to browse: instead of by date order, one can browse in topic order.