The significance of definitions of success in program evaluation

In program evaluation, determining whether a program, is reaching its goals is key to evaluating program success. Having all understanding of the stat ed goals of each organization within a system rather than simply knowing th e formal system goals can aid in program development and inform policy maki ng. Evaluability assessments were used initially as a,means of learning how Philadelphia delinquency prevention programs define success. Subsequent su rveys of programs were conducted to ascertain whether any changes in defini tions of success had occurred. Examination of programs' definitions of succ ess over time has facilitated program development and policy making.