Prediction and Intervention in Developmental Dyslexia

Inclusion Criteria for all groups: * Healthy, native (CH-) German speaking subjects, with an estimated non-verbal intelligence quotient (IQ) \>=80, without neurological and/or psychiatric disorder (except for attention deficit hyperactivity disorder, specific learning disorders, developmental language impairments) * Additional criteria for subgroups: * Recruitment of preschoolers (aged 5.5-7.5 years): * Healthy children with increased risk for developmental dyslexia in their second year at kindergarten * Recruitment of children in first grade (aged 6.5-8.5years): * Children showing impairments in learning to read (first/second grade). * Adults (aged 20-40 years): * Healthy, normal reading Exclusion Criteria for all groups: * MRI contraindications * No history of premature delivery and/or maternal reports of severe prenatal, perinatal or postnatal complications.