Comments on Professor Glaser's Paper Entitled 'Evaluation of Instruction and Changing Educational Models.' Center for the Study of Evaluation of Instructional Programs Occasional Report No. 15.

Professor Lumsdaine, while in general agreement with Professor Glaser on the importance of behavioral objectives, stresses the need for providing an explicit rationale or foundation for evaluation. Emphasis is placed upon improving the technology of evaluation and creating a better market for assessment data and the standards for the adequacy of such data. Also indicated is the need for different procedures for different purposes of evaluation. (Author)