Kristine Barnett's son Jacob has an IQ higher than Einstein and a photographic memory. At nine he developed an original theory in astrophysics that may earn a Nobel Prize. But Jake's story is all the more remarkable because his extraordinary mind was almost lost to autism.
When the experts wanted to restrict his behaviour - staring at shadows on the wall, stars, patterns - Jake withdrew into his own world. But against all the advice, Kristine decided to follow Jacob's passions - his 'spark'. The results were beyond anything anyone could have imagined.