Moonwalking with EinsteinBy: Joshua Foer 'Be prepared to be amazed' Guardian Can anyone get a perfect memory? Joshua Foer used to be like most of us, forgetting phone numbers and mislaying keys. Then he learnt the art of memory training, and a year later found himself in the finals of the US Memory Championship. He also discovered a truth we often forget: that, even in an age of technology, memory is the key to everything we are. In Moonwalking with Einstein he takes us on an