Discusses assessment procedures, progress, major criticisms, and general support of the long range research program initiated in 1968 to evaluate the nation's educational system. (JK)

Regarding educational improvement as a continuing process based upon research, feedback, and modification, the effective utilization of educational research in the comprehensive ES'70 program is described as dependent upon the extent to which an effective network of interagency and interpersonal communications is developed. (JK)

Describes basic concepts, learner-centered educational objectives, and interagency aspects of ES'70, a comprehensive nationwide R & D program applying the systems approach to the improvement of secondary education. (JK)