^^ This. Piotr Wozniak (the creator of Supermemo and the man behind spaced repetition software) has re-formatted a lot of his old posts and ideas into a wiki at

^^ This. Piotr Wozniak (the creator of Supermemo and the man behind spaced repetition software) has re-formatted a lot of his old posts and ideas into a wiki at supermemo.guru. Use both liberally and you will learn how to learn.