The eight articles of this issue examine the nature of differences that arise between qualitative and quantitative researchers in program evaluation in terms of goals and epistemologies. The origins of these differences and their consequences are explored. Authors represent both perspectives but do not defend their ideological turfs. (SLD)

This report presents the design, procedures, and findings of the advanced testing of 100 modules in a set of performance-based vocational teacher education curricular materials. (The modules are based on 384 secondary/postsecondary level performance elements, including program, instructional, and other elements.) In the first of five sections the…