Forensic Technology Center of Excellence

Impression and Pattern Evidence

arrows pointing to circle with footwear tread

Image Quality and Clarity: The Keys to Forensic Digital Image Processing

Tuesday, August 3rd, 2021 | 1:00 – 2:00 PM ET Duration: 1 hour The ability to accurately and reliably analyze and compare forensic digital images relies on two key elements: image quality and image clarity.  Most forensic examiners understand that…
microphone and headphones

 Just the Impression and Pattern/Trace Evidence Portfolio

In episode two of our 2021 NIJ R&D and Beyond mini season, Just Science sat down with Dr. Gregory Dutton, a physical scientist in the Office of Investigative and Forensic Sciences at the National Institute of Justice, to discuss NIJ’s Impression, Pattern, and Trace Evidence research portfolio.    Between latent fingerprints,…
A digital fingerprint

A Comprehensive Look at LatentSleuth

This presentation originally occurred on Tuesday, June 8th, 2021 Duration: 1 hour LatentSleuth is a novel software toolset designed for (and with direct feedback from) latent print examiners. The toolset includes a small-scale automated fingerprint identification system (AFIS) matcher that leverages a novel matching…
a firearm with the ASCLD logo

ASCLD Train the Director Series – Firearms 3D technology: Advantages and Value for Implementing 3D Technologies 

This webinar originally occurred on June 2nd, 2021 Duration: 1 hour This presentation demonstrated the effectiveness of integrating 3D technology into the forensic firearms/toolmarks discipline and the decision analysis used for selecting samples for virtual comparison.  In 2009, a report…
Bloodstain pattern and a ruler

Lessons Learned from Proficiency Test Results in Bloodstain Pattern Analysis

This webinar originally occurred on April 15th, 2021 Duration: 1 hour The Daubert ruling by the Supreme Court established “the known or potential rate of error” as one of several factors to be used when assessing the scientific reliability or…
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Just Off The Shelf Forensics

In the final episode of the Case Studies season, Just Science sat down with Tim Schade and Brian Cochran to discuss off-the-shelf crime scene processing products.  Budgetary concerns often plague smaller forensic labs and law enforcement agencies. Scene investigators might realize that some of those expensive forensic tools might not be viable or…
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Just Identifying Fingerprints Through Photographs

In episode six of the Case Studies season, Just Science sat down with Karen Oswald, Senior Evidence Specialist with the Suffolk County Police Department in New York, to discuss methods for identifying fingers and hands captured in evidentiary photos. As cellphone and camera technologies continue…

Terrestrial LiDAR Scanning Working Group for Criminal Justice Applications, First Meeting Report

Report Date July 2020 Introduction On February 27 and 28 of 2020, The National Institute of Justice (NIJ), in partnership with the Forensic Technology Center of Excellence (FTCoE) at RTI International, convened the first meeting of the Terrestrial LiDAR Scanning…
tire treads and shoe print

Success Story: Advancing 3D Imaging for Footwear and Tire Impressions

NIJ and Purdue University Report Date May 2020 Impact “Purdue’s 3D scanner promises to be a game changer as it allows the fast collection of the 3D detail of impressions with minimal training.” – James Wolfe, Alaska State Crime Laboratory, retired…
Circle with palm prints in the center

Results of a Black Box Study on the Accuracy and Reliability of Palm Print Comparisons

Thursday, March 12th, 2020 1:00:00 PM ET – 2:00:00 PM ET Duration: 1 hour(s) In 2011, a team of researchers from the FBI and Noblis published in the Proceedings of the National Academy of Sciences the first large-scale black box…

2019 National Institute of Justice Forensic Science Research and Development Symposium

This report was published in RTI Press, a global publisher of peer-reviewed, open-access publications on a broad range of topics. The areas of focus reflect RTI’s multidisciplinary research, our expertise in social and laboratory sciences, and our extensive international activities. Since…
tire treads and shoe print

Portable Advanced 3D Imaging for Footwear and Tire Impression Capture

Wednesday, October 23rd, 2019 2:00 – 3:30 PM ET Duration: 1.5 hour(s) This webinar will explain the principles and capabilities of a fully automated portable system with an easy-to use-graphical user interface (GUI) for shoe and tire impression capture. We…

Juror comprehension of forensic expert testimony: A literature review and gap analysis

Heidi Eldridge Report Date Volume 1, 2019, Pages 24-34 Abstract Forensic scientists and commentators including academics and statisticians have been embroiled in a debate over the best way to present evidence in the courtroom. Various forms of evidence presentation, both quantitative…
old hand holding young hand

Cradle to Cane: Investigation of Crimes Against Vulnerable Victims

Overview: In 2017, the National Institute of Justice, Charleston Southern University, the Forensic Technology Center of Excellence, and the Shaken Baby Alliance worked together to create and host “From Cradle to Cane: Investigation of Crimes Against Vulnerable Victims.” This two-day conference, held in Charleston, SC, focused…

Identification: Just the Double Loop Podcast Crossover

<<< back to all podcasts Just the Double Loop Podcast Crossover In episode nine of the Identification season, Just Science sits down with Heidi Eldridge, from RTI international, along with Eric Ray and Glenn Langenburg, the co-hosts of the Double Loop Podcast, to discuss the…

Identification: Just Forensic Technician Vicarious Trauma

<<< back to all podcasts Just Forensic Technician Vicarious Trauma In episode eight of the Identification season, Just Science interviews Selena McKay-Davis, lead senior forensic specialist at Riverside Police Department, about job-related stress for forensic technicians and sworn peace officers.…

Identification: Just Forensic Microanthropology

<<< back to all podcasts Just Forensic Microanthropology In episode seven of the Identification season, Just Science interviews Carlos Gutierrez, a lecturer at Chaminade University of Honolulu, about the new field of Forensic Microanthropology. After finding an unidentified bone, forensic…

Building Forensic Capacity Post-Conflict: Lessons from Uganda

← Back to Series  Thursday, March 28, 2019 2:00:00 PM ET – 3:30:00 PM ET Duration: 1.5 hour(s) This presentation introduces research conducted in Uganda at the nexus of forensic science and transitional justice, highlighting a large-scale forensic investigation and…

Success Story: Advancing 3D Virtual Microscopy for Firearm Forensics

NIJ and Cadre Forensics Report Date March 2019 Impact “High-resolution 3D surface topographies coupled with advanced software analysis are providing firearm examiners unprecedented new tools for microsurface examination.” – Dr. Ryan Lilien, Chief Scientific Officer, Cadre Forensics Click here to…

Identification: Just a Modified Direct to DNA Approach to Sexual Assault Kit Testing

<<< back to all podcasts Just a Modified Direct to DNA Approach to Sexual Assault Kit Testing In episode three of the Identification season, Just Science interviews forensic biologist Caitlin Rogers. Forensic scientists are always looking to improve the efficiency…

Advancing Research Initiatives and Combatting the Human Trafficking Epidemic

Thursday, November 1, 2018 1:00 PM ET – 2:00 PM ET Duration: 1 hour(s) Trafficking in persons is a multi-faceted global epidemic which has seen a significant increase in public awareness. However, there is a substantial need to expand capacities…

Conference Proceedings: 2018 Impression Pattern and Trace Evidence Symposium

This report was published in RTI Press, a global publisher of peer-reviewed, open-access publications on a broad range of topics. The areas of focus reflect RTI’s multidisciplinary research, our expertise in social and laboratory sciences, and our extensive international activities. Since…

Conference Proceedings: 2018 Research and Development Symposium

This report was published in RTI Press, a global publisher of peer-reviewed, open-access publications on a broad range of topics. The areas of focus reflect RTI’s multidisciplinary research, our expertise in social and laboratory sciences, and our extensive international activities. Since…

Just Fracture Matches

Just Fracture Matches In episode two of the 2018 IPTES season, Just Science interviews Dr. Ashraf Bastawros from Iowa State University. Dr. Bastawros discusses how fracture mechanics principles can be used with statistical learning tools to give quantitative results. Explore the mind of an engineer and hear how leveraging other disciplines can aid forensic…

2018 IPTES Plenary – Closing Keynote Speaker Adam Benforado

IPTES was designed to bring together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities. This original Live Webinar took place on 01/25/2018. The National Institute of…

2018 IPTES – Impression & Pattern Breakout – Day 2 PM

IPTES was designed to bring together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities. This original Live Webinar took place on 01/25/2018. The National Institute of…

2018 IPTES – Impression & Pattern Breakout Day 2 AM – Part 2

IPTES was designed to bring together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities. This original Live Webinar took place on 01/25/2018. The National Institute of…

2018 IPTES – Impression & Pattern Breakout Day 2 AM – Part 1

IPTES was designed to bring together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities. This original Live Webinar took place on 01/25/2018. The National Institute of…

2018 IPTES – Impression & Pattern Breakout Day 1 PM

IPTES was designed to bring together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities. This original Live Webinar took place on 01/24/2018. The National Institute of…

2018 IPTES Plenary – Statistics & Testimony From Practitioner

IPTES was designed to bring together practitioners and researchers to enhance information-sharing and promote collaboration among the impression, pattern, and trace evidence analysts, law enforcement, and legal communities.This original Live Webinar took place on 01/24/2018. The National Institute of Justice…

2016 National Institute of Justice Forensic Science Research and Development Symposium

This report was published in RTI Press, a global publisher of peer-reviewed, open-access publications on a broad range of topics. The areas of focus reflect RTI’s multidisciplinary research, our expertise in social and laboratory sciences, and our extensive international activities. Since…

Conference Proceedings: 2015 Impression, Pattern, and Trace Evidence Symposium

This report was published in RTI Press, a global publisher of peer-reviewed, open-access publications on a broad range of topics. The areas of focus reflect RTI’s multidisciplinary research, our expertise in social and laboratory sciences, and our extensive international activities. Since…

Understanding Basic Statistical Concepts: Fingerprints

Fingerprint conclusions are expert judgments. These specific types of judgments may be more appropriately termed as inferences, or subjective probabilities, where frequency rates have not been able to be calculated. For over a hundred years researchers have attempted to mathematically…

Latent Fingerprints: Reducing Erroneous Exclusions

This presentation discusses reducing erroneous exclusions in latent fingerprints. The exclusion decision is a fairly recent change in latent print comparisons, and the discipline is still struggling with how to handle exclusions. Erroneous exclusions are being discovered with surprising frequency…

2016 NSAPS Panel 2 – Victim-Centered Approaches

The National Institute of Justice, through its Forensic Technology Center of Excellence hosted “Looking Ahead: The National Sexual Assault Policy Symposium” on September 8-9, 2016, in Washington D.C. The audience learned how first responders such as medical staff, victims’ advocates,…

2016 NSAPS Panel 1 – Immediate Aftermath of Sexual Assault

The National Institute of Justice, through its Forensic Technology Center of Excellence hosted “Looking Ahead: The National Sexual Assault Policy Symposium” on September 8-9, 2016, in Washington D.C. This panel provided an overview of how a traumatic event like sexual…
ammunition and smoking gun

Success Story: Demonstrating Objectivity in Ballistic Identification

NIJ and Intelligent Automation, Inc. Report Date April 2015 Impact “The problem firearms examiners have had when testifying in court is that their conclusions are guided by experience and are difficult to quantify. With this and related studies, there is now…