The chapters in this book deal with a range of potential evaluation tools to include logic models, crime mapping, program evaluation techniques, and problem solving. Chapter 5, Accountability for Performance: Holding People and Programs Responsible is the key chapter inasmuch as it circumscribes the remainder of the concepts discussed and reviews the necessity of creating an accountability environment fostered by positive communications. The aspects of accountability are discussed and each of the five levels reviewed. Discussion is included on performance measurement, the different types of measurement and commonly used measures in law enforcement, Compstat and its four principles with a special emphasis on relentless follow-up and assessment, and the utilization of performance information and the research measurements that create process improvements. Within the proactive problem solving process, topics are included such as basic questions for the scanning process, objectives, means of defining a problem, environmental surveys, and the recognized sequence of analysis. Data quality, verification, validation and the range of information sources are discussed in detail. This book can provide law enforcement professionals, researchers, planners, policymakers, stakeholders at all levels with significant resource in the development of performance-based management that stresses accountability, competence and performance. Tables, figures, and references