Abstract
Evaluation research on changing social service systems has been plagued with problems attributed to a lack of the stability required for rigorous evaluation designs. The authors present an alternative concep tualization scheme and model which permits evaluation to be done in such changing environments. The authors distinguish among sets, strategies, and programs and identify a time perspective in the use of evaluative criteria that focus on client relationships both within and outside programs. The model described should Permit research teams to address system administration concerns while at the same time taking advantage of the natural changing setting for testing theoretical proposi tions.
Get full access to this article
View all access options for this article.
