A pediatrician who treats children having developmental delays or learning disorders including those associated with visual and hearing impairment, mental retardation, cerebral palsy, spina bifida, autism and other chronic neurologic conditions. This specialist provides medical consultation and education and assumes leadership in the interdisciplinary management of children with neurodevelopmental disorders. They may also focus on the early identification and diagnosis of neurodevelopmental disabilities in infants and young children as well as on changes that occur as the child with developmental disabilities grows. Source: American Board of Medical Specialties, 2007. www.abms.org [7/1/2007: definition changed, source changed]