The Policing and Reducing Crime Unit (PRC) was formed in 1998 as a result of the merger of the Police Research Group (PRG) and the Research and Statistics Directorate. PRC Unit is now part of the Research, Development and Statistics Directorate of the Home Office. The PRC Unit carries out and commissions research in the social and management sciences on policing and crime reduction, broadening ...

Homeland security field deals with diverse subjects, audio processing, video surveillance, image detection, geolocation determination, and cyber attack detection. Audio processing and video surveillance area are significant for public places safety and land border area. However the big threat for homeland security is cyber attacks. Cyber terror attacks and cyber crime attacks may move over virt...

Human blood is the body fluid most commonly encountered at crime scenes, and blood detection may aid investigators in reconstructing what occurred during a crime. In addition, blood detection can help determine which items of evidence should be processed for DNA-STR testing. Unfortunately, many common substances can cause red-brown stains that resemble blood. Furthermore, many current human blo...

The Palm Beach County Sheriffs Office (PBSO) Crime Laboratory and the Alabama Department of Forensic Sciences (ADFS) have validated and implemented analysis of short tandem repeat (STR) sequences on casework using silver staining kit and SYBR Green I detection systems and are presently validating fluorescently tagged STR alleles using the Hitachi FMBIO 100 instrument. Concurrently, the Broward ...

OBJECTIVE To examine the association between exposure to drug trafficking (selling or delivering drugs) and exposure to other forms of community violence and risk behaviors among urban, low-income African American children and adolescents. DESIGN Community-based, cross-sectional survey. SETTING Ten public housing developments in a large eastern city in the United States. PARTICIPANTS Thre...

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