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121.
The Development and Application of Random Match Probabilities to Firearm and Toolmark Identification 下载免费PDF全文
John E. Murdock M.S. Nicholas D.K. Petraco Ph.D. John I. Thornton D.Crim. Michael T. Neel M.S. Todd J. Weller M.S. Robert M. Thompson B.S. James E. Hamby Ph.D. Eric R. Collins B.S. 《Journal of forensic sciences》2017,62(3):619-625
The field of firearms and toolmark analysis has encountered deep scrutiny of late, stemming from a handful of voices, primarily in the law and statistical communities. While strong scrutiny is a healthy and necessary part of any scientific endeavor, much of the current criticism leveled at firearm and toolmark analysis is, at best, misinformed and, at worst, punditry. One of the most persistent criticisms stems from the view that as the field lacks quantified random match probability data (or at least a firm statistical model) with which to calculate the probability of a false match, all expert testimony concerning firearm and toolmark identification or source attribution is unreliable and should be ruled inadmissible. However, this critique does not stem from the hard work of actually obtaining data and performing the scientific research required to support or reject current findings in the literature. Although there are sound reasons (described herein) why there is currently no unifying probabilistic model for the comparison of striated and impressed toolmarks as there is in the field of forensic DNA profiling, much statistical research has been, and continues to be, done to aid the criminal justice system. This research has thus far shown that error rate estimates for the field are very low, especially when compared to other forms of judicial error. The first purpose of this paper is to point out the logical fallacies in the arguments of a small group of pundits, who advocate a particular viewpoint but cloak it as fact and research. The second purpose is to give a balanced review of the literature regarding random match probability models and statistical applications that have been carried out in forensic firearm and toolmark analysis. 相似文献
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Elder neglect, one of the 6 forms of elder maltreatment, is difficult to diagnose and is underreported both in the scientific literature and to law enforcement. Recognizing fatal neglect is even more challenging especially with concurrent organic disease. Many entities can mimic elder neglect, and many age-related changes can result in pathology that may be confused with maltreatment. We retrospectively reviewed all forensic cases of individuals age sixty-five years and older which were referred for autopsy. Cases of fatal neglect were analyzed as to age, sex, race, cause of death, location of incident, perpetrator, victim-to-perpetrator relationship, and autopsy and ancillary findings. The cases studies totaled 8. The age range was 74 to 94 years. Two were white, 6 black, one male, and 7 female. The causes of death were sepsis due to severe decubitus ulcers and severe dehydration. Five cases occurred in the victim's home, and 3 occurred in an institution (nursing home/care facility). In 5 cases, the perpetrators were family members. The pathophysiology of aging with respect to elder maltreatment is reviewed. 相似文献
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Collins Susan E. Lonczak Heather S. Clifasefi Seema L. 《Journal of Experimental Criminology》2019,15(2):201-211
Journal of Experimental Criminology - We evaluated a prebooking law enforcement assisted diversion (LEAD) program (i.e., initial diversion from the criminal justice system paired with... 相似文献
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Journal of Indian Philosophy - 相似文献
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Public procurement is a large sector of the economy with most procurement going to the defense sector. Procurement by the defense sector includes purchases made through contracts to private businesses that manufacture durable goods. Manufacturing of these goods results in pollution production with toxic wastes being among the most dangerous pollutants for public health. Despite green purchasing policy goals, most transactions in the United States through defense contracts result in disproportionately high-toxic pollution releases by manufacturers. We find that persistent exemptions granted defense agencies from following green purchasing policy result in a landscape where contractor environmental performance is unchanging with defense contractors persistently polluting in high amounts. Further, we find that defense contractors are linked to most toxic releases from procurement meaning that exemptions may be hindering potential advancements from green purchasing policy. Results can inform the design of new guidance about procurement and expand understanding of environmental inequality. 相似文献
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Despite the existence of rigid civil service systems in many developing countries providing relative stability of public officials, staff posting and transfers are often based on short‐term political criteria. This means high staff circulation in key government posts, leading to a situation of ‘instability within stability’. This article analyses high staff circulation in the government health services in Balochistan, Pakistan. The analysis is based on literature review, a small pilot study and authors' experience in the province. The article notes that high staff turnover and, more specifically, circulation are context‐specific. Four issues are raised. Firstly, the extent of staff turnover is analysed and references are made to its frequency, the organization and cadre. Secondly, the social and political underpinning of high staff circulation is outlined: political patronage, low implementation of rules, staff preferences and public sector control. Thirdly, the problems of staff turnover are raised with specific reference to the problems of continuity, change and participation. Fourthly, the issue of solutions is raised at two levels: structural change to lessen high staff turnover, and dealing with it on a day‐to‐day managerial level. Lastly, substantive and methodological issues are raised with respect to taking the analysis further. Copyright © 2000 John Wiley & Sons, Ltd. 相似文献
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