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Forensic sciences

Violence Against American Indian and Alaska Native Women and Men: Findings from a National Survey

June 2016

This seminar provides the first set of estimates from a national large-scale survey of violence against women and men who identified themselves as American Indian or Alaska Native using detailed behaviorally specific questions on psychological aggression, coercive control and entrapment, physical violence, stalking, and sexual violence. These results are expected to raise awareness and understanding of violence experienced by American Indian and Alaska Native people.

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.

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.

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.

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

10th Anniversary of 9/11: Advances in Social Sciences

June 2011

The tragedy of 9/11 posed unprecedented challenges to forensic science, social science, and physical science and technology — the three bedrock sciences at NIJ. Recovering from the attack and preventing another one have became topmost priorities in the 10 years since the attack. As we approach the 10th anniversary, Gary LaFree discusses how that fateful day impacted social scientific priorities and the outcomes from those changes.