Abstract The growing need to defend the value of a school's educational program makes systematic evaluation research a necessary part of an administrator's decision-making skills, says this author. Get full access to this articleView all access options for this article.Get accessReferences1. Drucker, P. Management: Tasks, Responsibilities, Practices. New York: Harper & Row, 1974 .2. Suchman, E.A. Evaluative Research. New York: Russell Sage Foundation, 1967.