Program Implementation in Preventive Trials shows you how you can take a more active part in program evaluation and how you can direct existing programs toward new horizons of more effective service. In this concise, focused look at community-based psychology and its operative programs, you ll see how and why community programs should be comprehensively evaluated. You ll see the importance of understanding how interventions were conducted before making conclusions about a program s impact, and you ll discover why there s an ever-widening gap between what is planned and what actually gets...