The changing role of research in curriculum development since the late 1950's is reviewed. Factors are discussed that have affected the prevailing attitudes toward research and its value, including its role in fields other than education and the mixed success with which various research and development models have met in education. Particular…

Describes the Children's Television Workshop (CTW) approach toward research and development and provides an overview of this issue that highlights CTW. The CTW model of research and development is explained; formative and summative evaluation are discussed; and changing learning environments at home, at school, and in the community are considered.…