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Best Practices for Improving DNA Lab Efficiency

A new guide helps DNA forensic labs improve efficiency in a multitude of tasks they routinely perform, such as hiring and training, formulating and enforcing case acceptance policies, implementing technologies and methodologies, managing casework and tracking workflows, analyzing data, and compiling simplified reports. 

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Accurate Probability That Unknown Drug Sample Matches Known Sample

Considering the proliferation of novel psychoactive substances, as well as opioids and opiates, NIJ-funded researchers developed a novel metric to assess the probability that an unknown sample of a drug matches a library sample, with profound implications for standardization of mass spectrometry results. 

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Study Findings on Domestic Extremism Disengagement

In a study of individual disengagement and deradicalization processes, NIJ-supported research findings show that there is no one-size-fits-all model of disengagement, as exit pathways are rarely fast or linear. This study also provides a baseline for creating and assessing programs and practices to help individuals exit extremism.  

The Evidence We Leave Behind (Part 1)

In a new Justice Today podcast episode, Gregory Dutton, a physical scientist at NIJ, joins science writer Jim Dawson to discuss the microbiome: what it is, how it applies to forensics, and the evolution of its role in forensic science. 

What are Unmanned Aircraft Systems?

Unmanned aircraft system include the unmanned aircraft vehicle, the flight controller on the ground, and the system of communication between the two. In law enforcement, unmanned aircraft systems are used in crowd control, traffic and accident reporting, search and rescue, crime scene reconstruction, pre-operational situational awareness, and even as first responders. 

NIJ’s Term of the Month promotes research-based definitions of criminal justice terms.

Criminal Justice Data Archives

The National Archive of Criminal Justice Data archives data on crime and justice and contains data from over 2,700 curated studies or statistical data series. The website is home to several large-scale datasets, including the National Crime Victimization Survey, FBI's Uniform Crime Reports and National Incident-Based Reporting System, and the Project on Human Development in Chicago Neighborhoods. 

Listen, Learn, Inform - About NIJ

Find funding opportunities

Find funding opportunities

NIJ awards research, development, testing, and evaluation grants.
Read the latest

Read the latest

Review a list of publications and articles from both NIJ and the researchers we fund.
Register for events

Register for events

Check out a list of our upcoming events. If you don't see anything of interest, we also offer a number of recorded, on-demand event and training opportunities.
Browse all topics

Browse all topics

Find articles and other information on a wide variety of criminal justice topics.

CrimeSolutions Program and Practice Ratings

School-Based Brief Interventions for Substance Use Among Youth

This practice consists of time-limited, low-dose therapeutic programs delivered in a school or educational setting that teach skills and encourage motivation to change or prevent substance use in youth participants. 

Gender-Specific Drug Treatment Court (Midwestern State)

This is a drug court program that provides treatment services to women on probation to reduce their risk of reoffending. The program gives preference to women who have higher need and risk profiles, are mothers, and have substance use problems. 

Parent-Involved Antibullying Programs for Youth

This practice includes programs that provide training and information to both school-age youths and their parents to reduce bullying and increase positive parenting practices. 

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The First Step Act

The First Step Act of 2018 aims to reform the federal prison system and reduce recidivism. NIJ is working to assess and develop an existing risk and needs assessment system for incarcerated individuals, and develop recommendations regarding effective evidence-based recidivism reduction programs and activities.