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Research and development

Violence Against Women and Family Violence Research Portfolio

The Violence Against Women and Family Violence Research Portfolio aims to create objective and independent knowledge and   validated tools to help reduce or eliminate various forms of violence and their associated trauma. The portfolio also seeks to promote justice for crime victims and improve responses from the criminal justice system.

NIJ’s Violence Against Women and Family Violence Research Portfolio covers a wide...

Violent Crime Research Portfolio

The Violent Crime Research Portfolio develops and advances evidence-based strategies to prevent and reduce intentional, interpersonal violence — including gang and organized crime activity, firearm violence, and violence within communities — and targeted violent crime, such as mass shootings, domestic and transnational terrorism, and political violence. This is accomplished by supporting rigorous multidisciplinary research and evaluation on strategies, programs, and technologies used by public safety...

Victims of Crime Research Portfolio

The Victims of Crime Research Portfolio aims to advance knowledge on victims and  victimization that will inform the development and implementation of effective policies, practices, and services for crime victims. The portfolio also seeks to evaluate prevention and intervention strategies that will improve real-world outcomes for victims of crime.

Victims of crime can experience a range of ongoing negative physical, emotional, and financial...

Tribal Justice Research Portfolio

NIJ’s Tribal Justice Research Portfolio aims to provide an understanding of the violence and victimization  experienced by American Indian/Alaska Native (AI/AN) persons and to identify barriers and potential solutions for combating these public safety and public health issues.

American Indian and Alaska Native (AI/AN) men and women experience higher rates of intimate partner violence in their lifetime than non-AI/AN men and women, and...

Technology Research Portfolio

NIJ’s Technology Research and Development Portfolio funds research and evaluation to help criminal justice agencies better understand how to implement technology. It also funds research and development of innovative technologies to help bring affordable new equipment to market.

NIJ’s Technology Research and Development Portfolio addresses criminal justice challenges in law enforcement and policing, institutional and community corrections, and courts. In recent decades, vendors...

Policing Research Portfolio

NIJ’s Policing Research Portfolio focuses on advancing research that equips law enforcement with knowledge and tools needed to support the police workforce, promote effective policing practices, protect officers, and implement strategies to combat crime. It also represents a call to the research community to provide policymakers and practitioners with the evidence needed to improve policing practices — both within agencies and in community settings —...

Juvenile Justice Research Portfolio

NIJ’s Juvenile Justice Research Portfolio informs efforts to prevent and respond to juvenile delinquency and protect children from victimization by supporting research and evaluation in three broad areas: child maltreatment and victimization, delinquency prevention, and juvenile justice systems.

The juvenile justice system was created as an alternative to the criminal justice system to hold youths accountable for their law-violating actions with the goal...

Hate Crime Research Portfolio

NIJ’s Hate Crime Research Portfolio aims to inform efforts to prevent hate crimes, improve their identification and response, and enhance outcomes for victims.

Hate crimes are criminal offenses motivated in part or entirely by prejudice or bias against a defined group of people with specific characteristics. [1] Hate crimes — as widely codified in state and federal laws — are recognized as a...

Forensic Science Research Portfolio

NIJ’s Forensic Science Research and Development Portfolio supports foundational and applied research, as well as tool and method development, to improve forensic testing, increase lab efficiency, support technology transition, and strengthen the overall quality and reliability of forensic science.[1]

NIJ’s Forensic Science Research and Development Portfolio addresses the pressing and evolving needs of forensic science practitioners to investigate crime and analyze evidence...

Drugs and Crime Research Portfolio

NIJ’s Drugs and Crime Research Portfolio supports research, evaluation, data collection, and dissemination to address drug-related issues in the criminal justice system, with the goal to enhance the effectiveness of law enforcement, courts, and corrections in responding to illegal drug markets and criminal behavior associated with illicit drug use. 

Although public safety and public health responses have curbed the historic rise in opioid...

Courts Research Portfolio

NIJ’s Courts Research Portfolio supports research, evaluation, data collection, and dissemination aimed at identifying court tools, practices, and policies that advance criminal justice goals such as public safety, cost-efficiency, and the fair treatment of victims and defendants. 

Courts play a crucial role in the administration of justice, serving as collaborators and intermediaries between defendants, victims, law enforcement, corrections, and the community. With limited...

Corrections Research Portfolio

NIJ’s Corrections Research Portfolio develops knowledge and science-based research to enhance the correctional workforce, improve safety and security in institutions, and promote public safety through successful reintegration of formerly incarcerated people. This is accomplished by examining strategies to enhance correctional operations, recruit and retain the correctional workforce, encourage safe and secure incarceration, and improve reentry services for individuals returning to their communities.

NIJ’s...