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.…

Reviews synthesis as an important task of evaluation, putting evidence together for a coherent assessment. Types of synthesis are described from the case of two variables to more complex situations, ending with metanalysis. Syntheses help identify common patterns and regularities and can help progress toward positive social change. (SLD)