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A Drug Recognition Expert (DRE) is a law enforcement officer trained in a scientifically validated method to identify people whose driving is impaired by drugs other than, or in addition to, alcohol . All DREs follow the same 12 step procedure called a Drug Influence Evaluation (DIE), to purportedly determine which category of drugs is causing ...
It was designed to test the assumption that the presence (or potential presence) of police officers in marked cars reduced the likelihood of a crime being committed. It was the first study to demonstrate that research into the effectiveness of different policing styles could be carried out responsibly and safely.
The National Criminal Justice Officer Selection Inventory – NCJOSI, was designed specifically to predict success for criminal justice positions (i.e., police and deputy sheriff ), and to be in strict compliance with all federal, state and local testing guidelines and regulations.
Field sobriety testing. Sobriety checkpoint in Stralsund, Germany. Field sobriety tests ( FSTs ), also referred to as standardized field sobriety tests ( SFSTs ), are a battery of tests used by police officers to determine if a person suspected of impaired driving is intoxicated with alcohol or other drugs.
Test accuracy requires procedures that avoid secondary gunshot residue transfer from police officers onto subjects or items to be tested, and that avoid contamination in the laboratory. The two main groups of specialists currently active on gunshot residue analysis are the Scientific Working Group for Gunshot Residue (SWGGSR) based in USA and ...
The PEACE method of investigative interviewing is a five stage [1] [2] process in which investigators try to build rapport and allow a criminal suspect to provide their account of events uninterrupted, before presenting the suspect with any evidence of inconsistencies or contradictions. It is used to obtain a full account of events from a ...
The Police Executive Research Forum ( PERF) is a national membership organization of police executives primarily from the largest city, county and state law enforcement agencies in the United States. The organization is dedicated to improving policing and advancing professionalism through research and involvement in public policy debate. [1]
The Kansas City Police Department was founded in 1874. George Caleb Bingham was the first president of the Board of Police Commissioners. The first Chief was Thomas M. Speers. From its inception the department was under the control of the Commissioners, appointed by the Missouri governor. In 1932 the police department came under local control ...
Law Enforcement Exploring, commonly referred to as Police Explorers or Police Scouts, is an American vocational education program that allows youth to explore a career in law enforcement by working with local law enforcement agencies.
Police psychology, also referred to as "police and public safety psychology," was formally recognized in 2013 by the American Psychological Association as a specialty in professional psychology. [1] The goal of police psychology is to ensure law enforcement is able to perform their jobs safely, effectively, ethically, and lawfully.