Michael has an IQ of 135. We're told there are lots of ways we can increase our intelligence - from drugs, to the things we eat and the music we listen to. Can Michael boost his score by 12 points in order to secure a place in Mensa, the society for bright people? Michael meets contestants in the UK Memory Championships to find out. He travels to institutes in America which use training, combined with specific diet and exercise to nurture intelligence in babies. But according to 'America's smartest man' Chris Langan, intelligence is innate. He participates in a neurofeedback session and plays specially designed video games - all in a bid to up his IQ. But will it work?