We discover through Joshua Foer opens the doors of a field that few of us know: the memory. It is in all of us, but its operation remains a mystery. This book offers us a tour of the geography variable geometry of memory in which we meet exceptional beings such as the late Kim Peek (who inspired the movie Rain Man) or Tony Buzan (psychologist who has written many books on memory , learning and the brain ...) and we follow Joshua Foer in his training mnemonic to participate in world memory championship. You learn a lot in this book in a fun way.