A number of problems are identified and questions raised about the usefulness of conventional instruments of educational and psychological measurement in curriculum evaluation and research. Four purposes of curriculum evaluation data are identified: (1) advancement of science, (2) curriculum revision, (3) provision of data for the formulation of…

Sharp limitations on measuring the impact of Volunteers in Service to America (VISTA) can be largely overcome by developing an improved system and techniques for planning projects and their likely effects. The distinguishing characteristics of VISTA for measurement purposes are: a large number of volunteer program activities and sponsors, hence…

This paper presents a discussion of evaluation methods which can be used in preschool programs and emphasizes the importance of considering both outcome and process variables. Emphasizing the limitations of research which utilizes only outcome measures, the paper focuses on the benefits of an analysis of ongoing processes and interactions within…

This conference proceedings document serves to establish the state of the art, highlight important methodological and conceptual issues, and identify priorities for future research in augmentative and alternative communication (AAC) systems. The document includes the papers from two opening presentations, issue papers and reactant papers, a…

Approximately 6,500 children are enrolled per year in the New York State Experimental Prekindergarten Program (PreK). In 1975-76 a longitudinal study was begun to determine the program's impact on the development of children while enrolled in the program and in the primary grades. Samples from a population of 5,245 four-year-old prekindergarten…