Law and Legal Research: Laws and Cases: How to Do Legal Research                                                                                             http://www.nolo.com/legal-research       Includes among other things, definitions, how to find and read laws and cases, and helpful legal websites.         

Legal Information Institute. Cornell University
http://www.law.cornell.edu/
A free-access site serving as a gateway to US and state laws (linking to the US. Code, The Code of Federal Regulations), court opinions and current awareness on legal issues. Search feature and links to Key and all US Supreme Court opinions, federal courts opinions, etc. Highlights recent law events and opinions.

Academy of Criminal Justice Sciences
http://www.acjs.org/
Established in 1963, an international association to foster professional and scholarly activities in the field of criminal justice.   ACJS promotes criminal justice education, research, and policy analysis within the discipline.

American Correctional Association
http://www.aca.org/
Oldest and largest international correctional association in the world.  Serves all disciplines within the corrections profession and is dedicated to excellence in every aspect of the field. 

American Jail Association
http://www.aja.org/default.aspx

The American Society of Criminology
http://www.asc41.com/
An international organization whose members pursue scholarly, scientific, and professional knowledge concerning the measurement, etiology, consequences, prevention, control, and treatment of crime and delinquency.

Crime Prevention Coalition of America
http://www.ncpc.org/programs/crime-prevention-coalition-of-america
is a nonpartisan group of "national, state, federal, and community-based organizations united to promote and work toward citizen action to prevent crime". Members are from youth development organizations, municipalities, law enforcement agencies, federal and state government representatives, state crime prevention associations, and community-based groups.

National Crime Prevention Council
http://www.ncpc.org/
The National Crime Prevention Council is a national nonprofit educational organization. It is “the nation's focal point and voice for crime prevention: a source of help for individuals, neighborhoods, communities and governments.” Site includes NCPC's 10-Year Goals (2001-2010)

National Institute of Justice. Crimes and Prevention                                                                                                                                          http://nij.gov/topics/crime/welcome.htm  
Research and evaluation on many specific types of crime.             

U.S. Department of State. Bureau of Counterterrorism and Countering Violent Extremism.
The Bureau coordinates all U.S. Government efforts to improve counter-terrorism cooperation with foreign governments.

Council on Foreign Relations: Issues on Terrorism                                                                                                                                      c                                                                                                                                                            Resources of a nonpartisan think tank promoting better understanding of world and foreign policy choices, including issue such as terrorism, human rights, homeland security among others

Rand Corporation 
The RAND Corporation is a research organization that develops solutions to public policy challenges to help make communities throughout the world safer and more secureous. RAND is nonprofit, nonpartisan, and committed to the public interest. 

American Academy of Forensic Sciences  
Reference library