• Scholarly content that has not been published in a peer-reviewed journal.
• Created by governmental agencies, non-governmental organizations, etc.
• Although not peer-reviewed, can still be very useful: items such as reports, conference proceedings, and guidelines

Governmental

• U.S. Dept. of Justice Office of Justice Programs
  • Reports (research, data 'snapshots', guidelines, program/project descriptions) 
  • Online Resources (newsletters, podcasts, datasets)
• Federal Bureau of Investigation: Handbook of Forensic Services
  • Provides forensic and technical guidelines for the collection, preservation, and submission of evidence

Research Centers

• Death Penalty Information Center
  • National non-profit organization serving the media and the public with analysis and information on issues concerning capital punishment. 
• Innocence Project
  • Works to free the innocent, prevent wrongful convictions, and create fair, compassionate, and equitable systems of justice for everyone. Founded in 1992 by Barry C. Scheck and Peter J. Neufeld at the Benjamin N. Cardozo School of Law at Yeshiva University, the organization is now an independent nonprofit.
• Legal Information Institute (LLI)
  • A research and electronic publishing activity of the Cornell Law School. Has links to statutory and regulatory codes and case law.

• Jurist
  • Legal news and research from the University of Pittsburgh School of Law. Has links to criminal justice, criminology, and law enforcement sites.