The purpose of this manuscript is to conceptualize a unified Response to Intervention (RTI) model that may be applied to Head Starts or preschools with typical children and those identified as "at risk," or "children with disabilities." RTI basically provides a specific and discrete cumulative intervention history of services which also may be…

The evaluation of an intervention delivered across multiple treatment sites presents a unique opportunity for evaluators to gauge the manner and degree to which the "impact" of treatment varies across implementation conditions and different target populations. However, the availability of implementation data for each treatment site, while…

Part of a volume which explores current issues in service delivery to infants and toddlers (ages birth to 3) with handicapping conditions, this chapter presents program evaluation as a comprehensive process comprising three phases: input, process, and output. Three program evaluation models are summarized: Tyler's objective model, Scriven's…

The Carpinteria school district in California has developed a model preschool program to bring Spanish-dominant preschool children up to a level of readiness for school that compares favorably with that of English-speaking children in the same community. That goal is achieved by developing skills in four major areas: Spanish language, cognition,…

This literature review summarizes information related to the major models of providing education, child care, and family-oriented services to an early childhood population, the effectiveness of these models, and strategies for delivering early childhood services for children with special needs. The focus of the review is on information presented…