Intergenerational effects of mutations in the fragile X mental retardation 1 gene : fragile X : a model of X-linked mental retardation and neurodegeneration / Mariya Borodyanskaya ... [et al.] -- Autism : genes, anatomy, and behavioral outcome / Emma Esser, Saasha Sutera, and Deborah Fein -- Development in spina bifida : neurobiological and environmental factors / Marcia A. Barnes ... [et al.] -- Language and communication in autism spectrum disorders / Susan Ellis Weismer -- Language development in children with Williams syndrome : new insights from cross-linguistic research / Stavroula Stavrakaki -- Language in Down syndrome : a life-span perspective / Jean A. Rondal -- Genetic disorders as models of mathematics learning disability : fragile X and Turner syndromes / Melissa M. Murphy, MIchèle M.M. Mazzocco, and Michael McCloskey -- A developmental approach to genetic disorders / Sarah J. Paterson -- The use of strategies in embedded figures : tasks by boys with and without organic mild mental retardation : a review and some experimental evidence / Anastasia Alevriadou and Helen Tsakiridou.