Amy Klin has a nice model of Autism (At least the the non harsh cases) which I interpret as the brain at early age (0-18 months) can't focus. So by this theory

Amy Klin has a nice model of Autism (At least the the non harsh cases) which I interpret as the brain at early age (0-18 months) can't focus. So by this theory ADHD and Autism might be seen as two sided coin.