Evaluations of special education interventions are different from research on medical interventions. Educational evaluations would be more useful if they applied an actuarial, or probability approach. Information should be collected over time and using various measures, thus increasing the available data. (GDC)

Basic issues in workplace education evaluation can be structured into five discussion questions. The first is who wants to know what information for what purpose. The "who" constitutes the program's stakeholders both at and beyond the program level. Further inquiry is then needed to determine what kind of information these stakeholders typically…