Background: In program evaluation interventions are usually examined for global effects but not always for differential effects. The reasoning behind the focus on global effects is that most of the concepts applied in data analyses, and most of the hypotheses being assessed, are variable-oriented. Consequently, existing differential effects will…

Background: The philosophical underpinnings of evaluation guidelines set forth by a funding agency can sometimes seem inconsistent with that of the intervention. Purpose: Our purpose is to introduce questions pertaining to the contrast between the instructional program's underlying philosophical beliefs and assumptions and those underlying our…

Background: Research on evaluation use focuses on putting evaluation recommendations into practice. Prior theoretical research proposes varied frameworks for understanding the use (or lack) of program evaluation results. Purpose: Our purpose is to create and test a single, integrated framework for understanding evaluation use. This article relies…