U.S. flag

An official website of the United States government, Department of Justice.

Multimedia Listing

NIJ’s Law Enforcement Advancing Data and Science (LEADS) Program

March 2016

This video, featuring NIJ Director Nancy Rodriguez, Hassan Aden of the International Association of Chiefs of Police (IACP), and two scholars from the 2014 Law Enforcement Advancing Data and Science (LEADS) program, describes the LEADS program, how NIJ and IACP are building the next generation of law enforcement leadership, and how the program has benefited the scholars.

What Is a Sexual Assault Kit?

January 2016
NIJ Office of Investigative and Forensic Sciences Director Gerald LaPorte and Deputy Director Heather Waltke, along with Heather LaSalle, Forensic Examiner, DNA Casework Unit, from the FBI Laboratory explain what a sexual assault kit is and how it is used as part of a sexual assault investigation.

The NIJ/IACP Partnership

January 2016

This video, featuring NIJ Director Nancy Rodriguez and Hassan Aden of the International Association of Chiefs of Police (IACP), describes the partnership between NIJ and IACP and how the two organizations are linking what we know about what works in policing to the field.

How Research and Technology Are Expanding Sexual Assault Kit Testing

January 2016

NIJ Office of Investigative and Forensic Sciences Director Gerald LaPorte and Deputy Director Heather Waltke, along with Heather LaSalle, Forensic Examiner, DNA Casework Unit, and Tina Delgado, Chief, Biometrics Division from the FBI Laboratory discuss how scientific advances can help jurisdictions process a large number of previously unsubmitted sexual assault kits.

A Sexual Assault Kit Partnership

November 2015
NIJ Office of Investigative and Forensic Sciences Director Gerald LaPorte and Deputy Director Heather Waltke, along with Heather LaSalle, Forensic Examiner, DNA Casework Unit, and Tina Delgado, Chief, Biometrics Division from the FBI Laboratory discuss why the NIJ-FBI Sexual Assault Kit Partnership was created and how the partnership plans to shed light on the complexities of sexual assault cases, particularly kits that

How Reliable Are Latent Fingerprint Examiners?

September 2015

Brian Cerchiai discusses a NIJ-supported a study conducted by the Miami-Dade Police Department on the accuracy of fingerprint examiners. The study found that fingerprint examiners make extremely few errors. Even when examiners did not get an independent second opinion about their decisions, they were remarkably accurate. But when decisions were verified by an independent reviewers, examiners had a 0% false positive, or incorrect identification, rate and a 3% false negative, or missed identification, rate.

Discussing the Future of Justice-Involved Young Adults

September 2015

New science in brain development is transforming young adult involvement with the justice system. On Tuesday, September 8, Attorney General Loretta Lynch, Assistant Attorney General Karol Mason, and experts from NIJ and the Harvard Kennedy School Program in Criminal Justice who serve on the Executive Session on Community Corrections discussed the future of justice-involved young adults.

U.S. Partners with Kenya Wildlife Service to Protect Wildlife

September 2015

The U.S. Department of State, Bureau of Counterterrorism and the National Institute of Justice have partnered with the Kenya Wildlife Service to provide low cost aircraft to assist in the protection of Kenya wildlife. NIJ will take the lessons learned in Kenya to apply to state, local and tribal law enforcement in the United States. The project is funded through the U.S. Department of State counter-terrorism fund.

Body Worn Cameras: Research Underway at NIJ

June 2015

Body worn camera technology has been at the forefront of the national discussion on policing. NIJ Director Nancy Rodriguez discusses how there is currently little science-based guidance to help for law enforcement officials decide whether and how to use body worn cameras in their jurisdictions. Rodriguez highlights how NIJ is supporting research, including projects in Las Vegas and Los Angeles, to evaluate the use and impact of body worn cameras.

The Real World of Dating Violence in Adolescence and Young Adulthood: A Longitudinal Portrait

September 2014

In this seminar, Dr. Peggy Giordano of Bowling Green State University presents preliminary findings from the Toledo Adolescent Relationships Study (TARS), a thirteen-year longitudinal study examining the lives of young people transitioning into adulthood. In this study, Dr. Giordano led a team of researchers who performed five waves of structured in-home surveys paired with in-depth qualitative interviews with a subset of respondents who had experienced violence within the context of their dating relationships.

The Importance of Victim Cooperation in Solving Sexual Assaults

April 2014

Interview with Dr. Bill Wells, Ph.D., Sam Houston State University

Watch Bill Wells discuss the problem of unsubmitted sexual assault kits in Houston, including some lessons learned to-date. Dr. Wells also talks about the crucial role of victim cooperation in solving sexual assault cases and the Houston Police Department's hiring of a justice advocate to improve investigations.

Notifying Sexual Assault Victims When Evidence Is Tested

April 2014

Interview with Dr. Noël Busch-Armendariz, Ph.D., University of Texas at Austin

Watch Dr. Noël Busch-Armendariz discuss what Houston is learning about the role of notifying sexual assault victims when their rape kits are DNA-tested. In talking about the nationwide implications of the Houston action-research project, Dr. Busch-Armendariz says that the nation is ready to move beyond a focus solely on kit-testing to the larger discussion of how to tackle the complicated issue of sexual assault.

"Sentinel Event" Review in the Criminal Justice System

January 2014

Listen to James Doyle discuss the basics of a "sentinel event" review in the criminal justice system. This learning-from-error approach borrows from principles that medicine, aviation and other high-risk enterprises have successfully used. Former NIJ Fellow Doyle offers the basics to understand this innovative idea that takes a system-wide perspective of error, bringing all stakeholders together in a non-blaming, forward-looking way after a bad outcome, such as a wrongful conviction, occurs.

Why Is the United States the Most Homicidal Nation in the Affluent World?

December 2013

Ohio State University Since World War II, the homicide rate in the U.S. has been three to ten times higher than in Canada, Western Europe, and Japan. This, however, has not always been the case. What caused the dramatic change? Dr. Roth discussed how and why rates of different kinds of homicide have varied across time and space over the past 450 years, including an examination of the murder of children by parents or caregivers, intimate partner violence, and homicides among unrelated adults.

Second Chance Act: What Have We Learned About Reentry Programs So Far?

June 2013

Interview with Ron D'Amico, Social Policy Research Associates. Offender reentry into the community is a pressing social problem. The number of inmates released every year from the nation's prisons increased fourfold over the past three decades.

Since the Second Chance Act (SCA) was passed in 2008, more than $250 million has been awarded to government agencies and non-profits for programs to help offenders successfully reenter society. NIJ is doing an in-depth study of 10 sites to determine the effectiveness of these reentry programs.

Wrongful Convictions: The Latest Scientific Research & Implications for Law Enforcement

March 2013

What does science tell us about case factors that can lead to a wrongful conviction? Dr. Jon Gould of American University will discuss the findings of the first large-scale empirical study that has identified ten statistically significant factors that distinguish a wrongful conviction from a "near miss." (A "near miss" is a case in which an innocent defendant was acquitted or had charges dismissed before trial). Following Dr. Gould's presentation, Mr. John R.

Erroneous Convictions in Criminal Justice

March 2013

Interview with Jon Gould, Ph.D., Director of the Washington Institute for Public and International Affairs Research, American University.

Dr. Gould discusses:

  • Bottom line findings from the study "Predicting Erroneous Convictions: A Social Science Approach to Miscarriages of Justice"
  • Ten statistically significant factors related to wrongful convictions
  • The role of systemic error and tunnel vision