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Gerhard, Ronald J. – New Directions for Program Evaluation, 1981
The need for and applicability of general systems theory in human services evaluation is discussed. The role of evaluation in human services agencies is described and the necessity of combining the programs to be evaluated and the evaluation process itself in a single unifying conceptual model is demonstrated. (Author/AL)
Descriptors: Change Strategies, Evaluation Methods, Human Services, Integrated Activities
Peer reviewed Peer reviewed
Scheirer, Mary Ann – New Directions for Program Evaluation, 1987
Program theory and implementation process theory contribute, respectively, to specifying the what and the why of program delivery. This article discusses the relationship between these two theories and the types of data collection methods that can be derived from each in order to contribute to more comprehensive evaluation designs. (JAZ)
Descriptors: Data Collection, Evaluation Methods, Evaluators, Measurement Techniques