The article proposes a six-stage model of the development of communication forms and functions during the prelinguistic period. Applications to the clinical treatment of severely developmentally disabled persons concern expanded targets and procedures for assessment and treatments which are socially interactive and responsive. (DB)

Reviews concepts and practices in the enhancement of peer relationships among young children in the context of play experiences with particular emphasis upon the needs of individuals with developmental disabilities. Examines definitions and typical developmental patterns of social competence and offers some best-practice guidelines based on…

The recognition of the importance of brain development in the early years of life has led to expanded early intervention programs for very young children with or at risk for developmental disabilities. A biological basis for early intervention is explored, and brain plasticity is discussed. (Contains references.) (Author/CR)

The four stages of separation individuation--symbosis, differentiation, practice, and rapprochement--are examined and the early stages of childhood development are discussed in relation to the education of developmentally disabled children. (PHR)

This article relates the ability to understand individual sentences both in and out of context by normal and developmentally delayed children at various developmental stages to the concept of world knowledge. Implications for assessment and treatment of sentence comprehension deficits among language-disordered students are discussed. (PB)