Recently news was published of an artificial intelligence system which has analysed bits of speech from participants of a long-running study on dementia. These participants were cognitively normal, didn't have signs of dementia, at the time. The system managed to predict the onset of dementia up to 7 years earlier than human doctors. Katie Haylor asked Susan Kohlhass, director of research at Alzheimer's Research UK what she made of the announcement... Like this podcast? Please help us by supporting the Naked Scientists