This objection to M. Scriven's claim that the basic logic of evaluation is criterial and standards-based notes that valuing is an integral part of perception. Disciplining the synthesis process through critiques of interpretations and values and by using competing conceptual organizers is discussed. (SLD)

The viewpoints of contributors to the forum are reviewed. Many of the disagreements represent fundamental differences in what constitutes evaluation. All four authors agree that the formative/summative distinction is useful and will continue to be an important concept in program evaluation, although the distinction needs greater clarification.…