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Forensic Technology Center of Excellence

The Forensic Examination and Comparison of Plastic Garbage Bags

August 2024

Plastic bags are present in many criminal cases. Analyzing these bags in a forensic case can sometimes identify the manufacturer. More importantly, forensic comparison of bags from a known box or other known source can determine whether the bag could have originated from that source. This webinar discusses the manufacturing process, class and randomly acquired characteristics, examination techniques, and comparisons between questioned and known bags. The final segment includes a discussion of recent research in this area, followed by a question-and-answer period.

MDI Myth: Talking with Decedent’s Families is Simple and Routine

September 2024

When working within a coroner or medical examiner’s office, engaging with the bereaved is a daily task. While this task can sometimes feel monotonous or routine, this webinar challenges this myth and shows that it should be anything but. It provides insight on the importance of a trauma informed approach to supporting all grieving individuals. It discusses the value of collaborating with trained professionals, such as victim advocates, and lessons learned from the presenters’ combined years of experience working with people experiencing trauma.

MDI Myth: Rapid Toxicology Screening Tools Can Replace Traditional

October 2024

This session busts the myth that new toxicology screening tools can fully replace traditional toxicology testing. The session discusses the appropriate integration of current rapid toxicology screening tools into MEC offices as a method of triaging cases, rather than a determination of toxicology related causes of deaths.

Assessing Stress Among MDI and Building Resilient Professionals Compressed

September 2024

Former medicolegal death investigators highlight the mental health challenges faced by medicolegal death investigation professionals, particularly the effects of indirect trauma. By sharing personal experiences, research data, and practical strategies, they aim to raise awareness about early signs of PTSD, stress, and burnout. Emphasizing the importance of resilience, community support, and vulnerability, the presentation encourages fostering trauma-informed workplaces and prioritizing wellness, including practical strategies.

Evaluating a Statistical Method for Comparison of Mass Spectra of Novel Psychoactive Substance

July 2024

Identification of novel psychoactive substances (NPS) based on comparisons of electron-ionization (EI) mass spectra continues to pose challenges in seized drug analysis. In this webinar, a method to statistically compare EI mass spectra is described, and an application of the method to distinguish several structural and positional isomers of NPS analogs are demonstrated.

This webinar was hosted by the NIJ Forensic Technology Center of Excellence on July 25, 2024. 

A National Snapshot Of Publicly Funded Crime Laboratory Operations

April 2024

The Bureau of Justice Statistics (BJS) conducts the Census of Publicly Funded Forensic Crime Laboratories (CPFFCL) to provide insight into federal, state, county, and municipal crime labs that are funded solely by the government or whose parent organization is a government agency. The most recent CPFFCL provides national-level data on the workload and operations of crime labs during 2020. Of the 326 eligible crime labs and multilab systems in the 2020 CPFFCL, 293 (90%) provided responses to at least some of the survey questions.

FBI Laboratory Decision Analysis Studies in Pattern Evidence Examinations

March 2024

This presentation explores a series of research studies aimed at assessing the accuracy, repeatability, and reproducibility of forensic pattern evidence examination decisions across various disciplines, including latent prints, firearms, shoeprints, and handwriting.  Key topics covered include a comprehensive overview of the design factors in these four large-scale research studies, as well as a response to common critical observations regarding the experimental design and the interpretation of results.

We Did It! You Can Too! An Inside Perspective to Implementing Standards on the OSAC Registry

January 2024

This webinar provides a means and rationale to prepare and execute the various steps of this process, including planning, gap analysis, educating key staff members, executing and delivering work products. The webinar introduces the process of standards implementation stepwise for key senior administrators whose laboratory system has not yet formally initiated a program.

Retrospective Study on DNA Analysis Findings from Sexual Assault Kits

January 2022

This presentation by Julie Valentine, Brigham Young University, is one of 16 videos related to the Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault, which was hosted by the NIJ Forensic Technology Center of Excellence January 26-27, 2022. 

Idaho State Police Forensic Services Working with Researchers in Response to Sexual Assaults

January 2022

This presentation by Matthew Gametter, Idaho State Police Forensic Services, is one of 16 videos related to the Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault, which was hosted by the NIJ Forensic Technology Center of Excellence January 26-27, 2022. 

A Window of Opportunity: How SAK Testing Could Prevent Future Crimes

Content Advisory
Please be aware that this content contains descriptions of violence that may be distressing to some viewers.
January 2022

This presentation by Rebecca Campbell, Michigan State University, is one of 16 videos related to the Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault, which was hosted by the NIJ Forensic Technology Center of Excellence January 26-27, 2022. 

The Economic Arguments Surrounding Sexual Assault Kit Testing

January 2022

This presentation by Paul Speaker, West Virginia University, is one of 16 videos related to the Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault, which was hosted by the NIJ Forensic Technology Center of Excellence January 26-27, 2022. 

Transformative Collaborations: The Promise of Partnerships and the Response to Sexual Assault

January 2022

This presentation by Lisa Bostaph, Boise State University, is one of 16 videos related to the Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault, which was hosted by the NIJ Forensic Technology Center of Excellence January 26-27, 2022. 

Enabling Effective Data Stewardship in Sexual Assault Forensic Services

January 2022

This presentation by  Bruce Houlihan, Orange County Crime Laboratory, is one of 16 videos related to the Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault, which was hosted by the NIJ Forensic Technology Center of Excellence January 26-27, 2022. 

Roundtable Discussion on Day 1 of A Virtual Workshop Discussing Response to Sexual Assault

January 2025

This is one of 16 videos related to the workshop, which was hosted by the NIJ Forensic Technology This is one of 16 videos related to The Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault, which was hosted by the NIJ Forensic Technology Center of Excellence January 26-27, 2022. 

Sexual Assault Kits: It’s Not As Easy As It Looks, and Moving Forward - Some of our Thoughts

January 2022

This is one of 16 videos related to the workshop, which was hosted by the NIJ Forensic Technology This is one of 16 videos related to The Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault, which was hosted by the NIJ Forensic Technology Center of Excellence January 26-27, 2022.

Processing Sexual Assault Kits: Continual Improvement and Kit Tracking

January 2022

This is one of 16 videos related to the workshop, which was hosted by the NIJ Forensic Technology This is one of 16 videos related to The Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault, which was hosted by the NIJ Forensic Technology Center of Excellence January 26-27, 2022. 

Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault

The Virtual Workshop: A Discussion on Research and a Multidisciplinary Response to Sexual Assault explores the advantages of a multidisciplinary approach to sexual assault cases, highlighting the inclusion of recommendations from NIJ’s National Best Practices for Sexual Assault Kits: A Multidisciplinary Approach into sexual assault response processes (see https://www.ojp.gov/pdffiles1/nij/250384.pdf). Additionally, this virtual workshop includes recent findings and research projects that have supported a multidisciplinary approach...