Patrol Officers: Police officers who monitor specific areas to prevent and respond to crime.
Search and Seizure: The practice of searching a person or property and confiscating evidence related to a crime.
Criminology Research: The study of crime, criminal behavior, and the criminal justice system to develop effective policies and practices.
Modern Policing: The system of law enforcement established by Robert Peel in 1829, focusing on crime prevention through a continuous police presence.
Police Presence: The visibility and availability of police officers in a community to deter crime.
Routine Police Patrol: The regular and continuous monitoring of specific areas by police officers to prevent and respond to crime.
Deterrence: The act of preventing criminal behavior by making potential offenders aware of the risks and consequences of committing a crime.
Police-Population Ratio: The number of sworn police officers per 1,000 people in a given area.
Sworn-Officers: Police officers who have taken an oath to uphold the law and have full arrest powers.
Personnel Practices: The methods and strategies used by a police department to manage and deploy its officers.
Two-Officer Patrols: Patrol units that consist of two officers, which are less efficient than one-officer units.
Rational Workload Formula: A method for assigning patrol officers based on the expected workload and crime patterns in different shifts or areas.
Active Police Work: Engaging in proactive activities such as initiating contacts with citizens and patrolling high-crime areas.
High-Crime Areas: Locations with a higher incidence of criminal activity.
Correlations: Statistical relationships between two variables
Causations: The action of causing something; a direct relationship where one event leads to another.
Visible Police Presence: The noticeable and continuous presence of police officers in a community.
Kansas City Preventative Patrol Experiment: A landmark study conducted in 1972-1973 to test the deterrent effect of varying police patrol levels.
Proactive Beats: Areas that received increased levels of patrol.
Reactive Beats: Areas that received no routine police patrol, with police only responding to citizen calls for service.
Control Beats: Areas that maintained normal levels of police patrol.
Residual Deterrence: The concept that the belief in police presence deters crime even if police are not actually present.
Dosage: The amount of level of police patrol in a given area.
Clearance Rate: The percentage of reported crimes that are solved by the police.
Impulsive Crimes: Crimes committed without premeditation or rational calculation.
Suppressible Crimes: Crimes that can be prevented or reduced through police patrol, such as robbery, burglary, and auto theft.
Surveillance Cameras: Cameras used to monitor and record activities in public or private spaces for security purposes.
Closed Circuit Television (CCTV): A system of video cameras used for surveillance in specific locations.
Cost-Effectiveness: The measure of how effectively resources are used to achieve a desired outcome, considering the costs involved.
Police Crackdowns: Brief, intensive enforcement efforts aimed at reducing crime.
Problem-Oriented Policing: A strategy that involves identifying specific problems that contribute to crime and developing tailored responses to address them.
Operation Pressure Point (OPP): A well-known anti-drug crackdown in New York City in the early 1980s.
Desk Appearance Ticket (DAT): A policy allowing persons charged with misdemeanors to be released immediately.
Displacement of Crime: The movement of criminal activity from one area to another due to law enforcement efforts.
Replacement Effect: The phenomenon where arrested individuals are replaced by others who see an opportunity to make money.
Stop-and-Frisk: A police practice involving the temporary detention and pat-down of individuals based on reasonable suspicion of criminal activity.
Reasonable Suspicion: A lower evidentiary standard than probable cause, allowing police to temporarily detain individuals suspected of criminal activity.
Terry v. Ohio: A 1968 U.S. Supreme Court decision that defined the law of stops and frisks.
Field Interrogations: Traditional term for stops and questioning by police officers.
Legitimacy: The perception that the police and other criminal justice agencies are fair, just, and deserving of public trust and cooperation.
Smart Policing: Innovative, data-driven policing strategies that build on criminological research to effectively reduce crime.
Smart Policing Initiative: A program funded by the Bureau of Justice Assistance to support innovative policing projects in local law enforcement agencies.
SARA Model: A model used in POP that includes Scanning, Analysis, Response, and Assessment.
Specialized Multi-Agency Response Team (SMART): A program in Oakland, California, targeting drug hot spots through partnerships with various agencies.
Noncriminal Justice Approaches: Strategies that involve partnerships with non-law enforcement agencies and resources to address crime and disorders.
COMPSTAT: A computerized database that provides timely data on crime and disorder, enabling quick police responses.
Zero-Tolerance Policing: A strategy that involves strict enforcement of minor offenses to prevent more serious crimes.
Hot Spots Policing: A strategy that focuses on areas with high levels of criminal activity.
Crime Mapping Technology: Tools used to identify and analyze patterns of crime in specific areas.
Broken Windows Policing: A strategy that focuses on addressing minor nuisances and disorderly conduct to prevent more serious crimes.
Focused Deterrence: A strategy that targets specific types of crime or offenders with a combination of law enforcement, community mobilization, and social services to deter criminal behavior.
Evidence-Based Crime Policy: Policies and practices in crime prevention and law enforcement that are based on scientific evidence and research findings.
Meta-Analysis: A statistical analysis that combines the results of multiple studies to identify overall trends and effectiveness.
Boston Gun Project: A program initiated in the early 1990s to reduce gun violence in Boston, particularly among young African American males.
Operation Ceasefire: A multiphased strategy developed to address gun violence, focusing on gang leaders.
Pulling Levers: A strategy that involves using all potential violations, from serious to minor, to target gang leaders.
Probation and Parole Conditions: Legal conditions that individuals must comply with while on probation or parole, which can be enforced as part of the pulling levers strategy.
Forums/Call-In Meetings: Meetings with gang members to deliver a strong deterrent message and inform them of the potential consequences of gun violence.
Cincinnati Initiative to Reduce Violence (CIRV): A program replicating the Boston Gun Project, focused on reducing gun violence through enforcement, social services, and community outreach.
Gang Member-Involved (GMI) Homicides: Homicides involving gang members.
Community Norms: Shared values and behaviors within a community, targeted for change through outreach programs.
Institutionalizing Reforms: The process of embedding new practices and policies within an organization to ensure their sustainability.
Predictive Policing: The use of data analysis to anticipate and prevent future crimes.
Data-Driven Policing: Policing strategies that rely on data analysis to inform decisions and actions.
Domestic Use: The application of drones within a country’s borders for public safety and law enforcement.
Part I Index Crimes: Major crimes tracked by law enforcement, including homicide, rape, robbery, burglary, larceny, etc.
Acquaintance Crimes: Crimes where the victim knows the offender, such as assaults and rapes.
Specific Suspect: An individual who is identified as a likely perpetrator based on evidence or witness information.
Characteristics of the Crime: Factors such as the type of crime, location, and whether there are witnesses or evidence.
Cold Crime: A crime for which there are no immediate leads or suspects.
Rand Study: A study of the criminal investigation that found the typical case gets about four hours of work.
Scientific Crime Detection: Methods and techniques used to solve crimes based on scientific principles.
ACE-V (Analyze, Compare, Evaluate, Verify): The process used in fingerprint identification.
Procedural Rules: Legal guidelines that police must follow during investigations.
Mapp v. Ohio (1961): A Supreme Court decision that established the exclusionary rule, preventing illegally obtained evidence from being used in court.
Miranda v. Arizona (1966): A Supreme Court decision that requires police to inform suspects of their rights, including the right to remain silent and the right to an attorney.
Exclusionary Rule: A legal principle that prevents evidence obtained through unconstitutional searches and seizures from being used in court.
Fourth Amendment: The part of the U.S. Constitution that protects against unreasonable searches and seizures.
Due Process Clause: A clause in the Fourteenth Amendment that guarantees fair legal procedures.
Motion to Suppress: A legal request to exclude certain evidence from being presented in court.
Fifth Amendment: The part of the U.S. Constitution that protects individuals from self-incrimination.