Key points are not available for this paper at this time.
pie, Perloff thinks summative program; Edwards, needs assessment; Kiresuk and Lund, organizational change; and Stake, individual reality. Consequently, the intervention issue is bounced around, rather than pierced. Although fuzzy in definition, the issue of evaluator intervention is an intriguing one and the articles stimulate selfexamination. I fully appreciate the effort to pull together articles on evaluation trends and issues reflected in this volume and the other four books in this series. Any practicing evaluator would find the book useful in clarifying a personal position on evaluator intervention.
Hansot et al. (Tue,) studied this question.