Preface; 1. Applying the developmental perspective to individuals with Down syndrome; 2. An organizational approach to the study of Down syndrome: contributions to an integrative theory of development; 3. Temperament and Down syndrome; 4. Interactions between parents and their infants with Down syndrome; 5. Attention, memory, and perception in infants with Down syndrome: a review and commentary; 6. Sensorimotor development of infants with Down syndrome; 7. The growth of self-monitoring among young children with Down syndrome; 8. Early conceptual development of children with Down syndrome; 9. Language abilities in children with Down syndrome: evidence for a specific delay; 10. Beyond sensorimotor functioning: early communicative and play development of children with Down Syndrome; 11. Peer relations of children with Down syndrome; 12. Families of children with Down syndrome: ecological contexts and characteristics; 13. Early intervention from a developmental perspective; Name index; Subject index.