The most recent edition of The New Yorker magazine contains an article about neuroscientists who study the way the brain retrieves memories. What they've found out is probably the most important breakthrough of all time in the field of success training.

How the Brain Remembers

Most people think about human memory as a videotape or computer memory.  When you remember something, you're playing back the memory, which is vivid or vague depending on how good you are at remembering things.

Via Luciana Viter, Estelblau