Policing involves organized order maintenance, peace keeping, rule or law enforcement, crime investigation and prevention, and other forms of investigation and associated information brokering, which may involve the conscious exercise of coercive power.
Newburn, T. (2008). Policing. In Tim Newburn and Peter Neyroud  (Eds.), Dictionary of policing. Retrieved from

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Bureau of Justice Statistics
Analyzes, publishes, and disseminates information on crime, criminal offenders, victims of crime, and the operation of justice systems at all levels of government.
Criminal Law and Resources 
Ethics and Racial Profiling 
Federal Civil Rights Statutes 
Federal Rules of Evidence
The rules for the introduction of evidence in federal civil and criminal proceedings.
Inmate Population Statistics
Investigative Resource
An exhaustive "private Investigative Resource for Private Investigators, Detectives Law Enforcement, and Legal Professionals is located at", alomg with other outside links.
Law Enforcement Focus on Ethics
National Archive of Criminal Justice Data  (NACJD)
A data archive and collection of data-based research.
National Criminal Justice Reference Service  (NCJRS)  
Contains abstracts and limited full text links to federal, state, and local government publications.
National Institute of Corrections  (NIC) 
An agency within the US Department of Justice, Federal Bureau of Prisons. The NIC library provides access to over 18,000 corrections-related resources.
National Institute of Corrections  (NIC)  Report
Is the latest government report to the UN Human Rights Commission on Racial Disparities. Title: Report of The Sentencing Project to the United Nations Human Rights Committee: Regarding Racial Disparities in the United States Criminal Justice System. 
National Institute of Ethics
Hosts a number of sites in the area of law enforcement and ethics, including a racial profiling analysis. Some of the information is outdated, but the link takes you to the page where you can find updates by title or URL addresses. An overview of criminal law and resources is available at Cornell Law School. Some of the fundamental Federal Civil Rights Statutes are available through the FBI page.
O*NET OnLine has detailed descriptions of the world of work for use by job seekers, workforce development and HR professionals, students, researchers, and more!
Occupational Outlook Handbook
The nature of work and job outlook for private investigators and fields are found on the Department of Labor's Occupational Handbook page. O*NET is similar but includes personality traits of employees as well.
Officer's Code of Ethics
The International Association of Chiefs of Police, IACP, National Law Enforcement Policy Center policy and links provides additional specificity to the standards of conduct embodied in the law enforcement officer’s code of ethics and statement of values, or discussed in the FBI Focus on Ethics.
Office of Juvenile Justice 
PBS Frontline documentary on the question of juveniles and justice is discussed.
Police Chief
Links to the current issue of the periodical, digital archives, limited searching of back issues.
Police Executive Research Forum  (PERF)
PERF helps to improve the delivery of police services through the exercise of strong national leadership; public debate of police and criminal justice issues; and research and policy development.
Sourcebook of Criminal Justice Statistics
Provides data on "characteristics of the criminal justice systems, public attitudes toward crime and criminal justice-related topics, nature and distribution of known offenses, characteristics and distribution of persons arrested, judicial processing of defendants and persons under correctional supervision".
A database of federal legislative information.
US Bureau of Prisons 
US Courts Glossary
Terminology commonly used in the US court system.
US Government Printing Office-Federal Digital System
Key collections include the Code of Federal Regulations, the Federal Register, Public and Private Laws, the United States Code and United States Courts Opinions.
Uniform Crime Reports
Collects, publishes, and archives crime statistics.