Strain provides his perspective on four issues facing science and practice in early childhood and special education. He points to the need for (a) long-term functional research, (b) greater emphasis on the use of evidence-based programs in practice, (c) moving special education research back to the Office of Special Education Programs, and (d)…

An implementation science framework is used to differentiate between two types of practices (implementation and intervention) and to describe how the fidelity of the two practices are related and would be expected to influence outcomes of interest. The two practices are the methods and procedures used by implementation agents (e.g., a coach) to…

Collaborative early intervention (EI) service delivery is enhanced by professional development focused on knowledge and skills in the content and process of delivering services. This article describes a multicomponent online professional development course designed to build infant toddler specialists' capacity to support children with…

Issues affecting inclusion of young children with disabilities over the last 25 years are discussed. A brief history of early childhood inclusion is followed by a discussion of definition, terminology, and models for inclusive services. A summary of synthesis points derived from the research literature focuses on critical outcomes for children…

This article describes the Language Interaction Intervention Program (LIIP) used in preschool classes for handicapped children in central New Jersey. Covered are the LIIP curriculum rationale, the LIIP model, the original evaluation study, and a replication study showing the program was effectively replicated with mothers appropriately changing…

This paper is a study of systems change in services to infants and toddlers with disabilities resulting from Part H of the Individuals with Disabilities Act. It examines the process of moving from federal legislation to implementation in one state (New York) and offers practical strategies to change agents in order to maximize successful systemic…

This study assessed the integrity with which social skills interventions were implemented in 16 early childhood special education classrooms. Positive correlations between intervention integrity and both overall amount of intervention provided and child outcomes were found. Teacher ratings of intervention acceptability were weak predictors of…