Blackley suggested that her work with dyslexia treatment was ripe for technological innovation. Dyslexia manifests itself as a problem with literacy skills - reading, writing and spelling. Short-term memory, mathematics, concentration, personal organization may also be affected. An estimated one in 10 children suffer from dyslexia, although some studies suggest the figure could be as high as 15-20 per cent. "It's mind-boggling when you think that 11 million children in the United States alone suffer from some form of reading disability," says Myers.