| Arizona Security Threat Groups: Arizona Department of Corrections' information on prison gangs in that state. Site includes samples of gang tattoos, artwork and literature. |
| Correctional Officers Guide to Prison Slang: Glossary created by the Texas Department of Criminal Justice. |
| Gangs Or Us: Prison Gangs: Gang expert Robert Walker provides background information on major and minor criminal organizations and links to other sources. |
| Inside Pelican Bay: Activities of prison gangsters within an infamous California penal institution. Explores methods used by incarcerated gang leaders to influence events beyond the prison walls. |
| My Life in Prison Gangs: Autobiographical essay by a prison gangster who found religion. |
| NPR : Gangs Reach Out of Prison to Commit Crimes: Report on organized criminal groups within California's prison system and the ability of those groups to project power outside of prison walls. |
| Pelican Bay State Prison Photo Essay: Collection of photos relating to prison gangs at California's super-maximum security institution. |
| Prison Gangs - Gang and Security Threat Group Awareness: Florida Department of Corrections information on major gangs: Neta, Aryan Brotherhood, Black Guerilla Family, Mexican Mafia, La Nuestra Familia, Texas Syndicate. Site includes descriptions of gang origins, identifiers, characteristics and rivals. |
| Public Safety: Security Threat Group Information: Massachusetts Department of Corrections' primer on prison gangs. Site includes writeups on gangs noted within state institutions, with additional information and images for the top three groups: Latin Kings, La Familia and Neta. |
| Texas Prison Gangs: A study of the eleven Security Threat Groups identified by the Texas Department of Criminal Justice. |
| The Problem of Gangs in American Prisons Today: Detailed findings from the 2004 Prison Gang Survey. |
| Wikipedia: Prison Gang: Article defines Security Threat Groups and describes the larger United States gangs. |
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