Research sponsored by the National Institute of Justice and conducted in the RAND Center on Quality Policing. Award ner. 2007-DN-BX-0014. Ficheiro de 1,72 MB em formato PDF (85 p.). Disponível também através de: https://www.rand.org/pubs/technical_reports/TR948.html. Acedido a 22 de maio de 2012.

Preface. Figures. Tables. Summary. Acknowledgments. Abbreviations. CHAPTER ONE - Introduction. Background. Declining clearance rates. How Agency attributes affect clearance rates. The ascendancy of DNA. The growth of Cold-Case Squads. Objectives and approach. Study limitations. Organization of this report. CHAPTER TWO - Assessing current practices in cold-case investigations. Approach to assessing current practices in cold-case investigations. Survey results. Cold-case practices. Administration of cold-case investigations. Cold-case investigations. Summary of survey results. CHAPTER THREE - Case-File Analysis. Approach to conducting case-file analysis. Site selection. Site descriptions. Sampling. Case-file analysis results. Categories of data. Actions taken by cold-case investigators. Significant factors in case clearance. predicting cold-case success. Analysis of Denver sexual-assault cases. Observations while on site. Summary. CHAPTER FOUR - Conclusions and recommendations. Conclusions. Key findings from the National Law Enforcement Cold-Case Survey. Key findings from the case site analysis. Other overarching conclusions. Recommendations going forward. Conduct a cost-effectiveness analysis of investigator time spent on cold cases versus new cases. Assess the conviction rate for cold cases, and determine whether involvement of prosecutors in investigations leads to a higher rate of convictions. APPENDIXES: A. Law enforcement cold-case survey instrument. B. Cold-case data abstraction form, Baltimore example. References.