effort that learning the language requires, and the essential tension between engagement and effort that moves language acquisition forward. According to this first person child–centered perspective, children learn language in acts of expression and interpretation; they work at acquiring language; and all aspects of a child′s development contribute to this process.
II. The Development of Children with Disabilities and the Adaptation of their Parents: Theoretical Perspectives and Empirical Evidence.
III. The Early Intervention Collaborative Study: Study Design and Methodology.
IV. Results: Predictors of Functioning and Change in Children′s Development and Parent Well–being.
VI. Implications for Research, Policy, and Practice.