That's the advice from the latest research on how to learn--and it's research that confirms ideas first floated back in the 1940s. Today many professors tell their students to study by reading and rereading carefully. As The Chronicle of Higher Education reports,
That's not terrible advice. But some scientists would say that you've left out the most important step: Put the book aside and hide your notes. Then recall everything you can. Write it down, or, if you're uninhibited, say it out loud.The entire article by David Glenn is online from The Chronicle.
Two psychology journals have recently published papers showing that this strategy works, the latest findings from a decades-old body of research. When students study on their own, "active recall" — recitation, for instance, or flashcards and other self-quizzing — is the most effective way to inscribe something in long-term memory.