Moonwalking with Einstein, by Joshua Foer

Moonwalking with Einstein or the power of imagery in memorizing!

The author, impressed by participants in memory championships, dives into their techniques. He discovers that it is possible to improve one’s memory by using memory palaces and out of the ordinary images to represent the elements to remember. The technique seems to require a lot of practice and energy. It requires to focus on the task which is likely the main requirement for memorization.