Gwern wrote a lengthy blog post on improving recall[0] that is worth at least a cursory read. As usual, it is deeply researched and well referenced. The two mai

Gwern wrote a lengthy blog post on improving recall[0] that is worth at least a cursory read. As usual, it is deeply researched and well referenced. The two main takeaways seem to be 1. Spaced repetition works, and 2. Intermittent testing works. I don't think he says anything about summarization, but I'd be interested to read a study. [0] http://www.gwern.net/Spaced%20repetition http://www.gwern.net/Spaced%20repetition