Four fundamental issues in program evaluation are discussed: (1) evaluations involve stakeholders with diverse interests; (2) data involve some degree of subjectivity; (3) meaningful interpretation of results requires understanding of the assumptions on which results are based; and (4) programs are dynamic and require flexible evaluations.…

Willson's informal analysis of the impact of 20 project evaluations suggests that many federal- and state-mandated evaluations have little effect on decision making. William J. Gephart reacts to this analysis and suggests reasons why evaluators' reports may not be used. Finally, Willson supports secondary data analysis. (GDC)

A number of ways in which evaluations may be biased are illustrated: (1) policy and political purposes for evaluations; (2) sources of policy or political bias prior to evaluation activities; (3) limitations and biases within the evaluation itself; and (4) utilization of evaluation information in the policy process. (Author/GK)