Implementation and Practice

How do Labs Ensure Quality? A Nationwide Review of SOPs for Latent Print Examination

This presentation is from the 108th International Association for Identification (IAI) Annual Educational Conference, Reno, Nevada, August 11-17, 2024. Posted with permission of CSAFE.

Statistics and its Applications in Forensic Science and the Criminal Justice System

November 18, 2024 / Presentation Slides / Forensic Statistics, Implementation and Practice

This presentation is from the 2024 Joint Statistical Meetings (JSM), Portland, Oregon, August 3-8, 2024.

Silencing the Defense Expert

November 18, 2024 / Presentation Slides / Forensic Statistics, Implementation and Practice, Training and Education

In the wake of the 2009 NRC and 2016 PCAST Reports, the Firearms and Toolmark (FATM) discipline has come under increasing scrutiny. Validation studies like AMES I, Keisler, AMES II,

Demonstrative Evidence and the Use of Algorithms in Jury Trials

July 3, 2024 / Publication / Implementation and Practice

We investigate how the use of bullet comparison algorithms and demonstrative evidence may affect juror perceptions of reliability, credibility, and understanding of expert witnesses and presented evidence. The use of

Interpretable algorithmic forensics

July 3, 2024 / Publication / Forensic Statistics, Implementation and Practice

One of the most troubling trends in criminal investigations is the growing use of “black box” technology, in which law enforcement rely on artificial intelligence (AI) models or algorithms that

What’s in a Name? Consistency in Latent Print Examiners’ Naming Conventions and Perceptions of Minutiae Frequency

November 28, 2023 / Presentation Slides / Implementation and Practice, Latent Print

Fingerprint minutia types influence LPEs’ decision-making processes during analysis and evaluation, with features perceived to be rarer generally given more weight. However, no large-scale studies comparing examiner perceptions of minutiae

Shifting decision thresholds can undermine the probative value and legal utility of forensic pattern-matching evidence

November 17, 2023 / Publication / Forensic Statistics, Implementation and Practice

Forensic pattern analysis requires examiners to compare the patterns of items such as fingerprints or tool marks to assess whether they have a common source. This article uses signal detection

The Contribution of Forensic and Expert Evidence to DNA Exoneration Cases: An Interim Report

July 17, 2023 / Publication, Reports / DNA, Forensic Statistics, Implementation and Practice

This report is from Simon A. Cole, Vanessa Meterko, Sarah Chu, Glinda Cooper, Jessica Weinstock Paredes, Maurice Possley, and Ken Otterbourg (2022), The Contribution of Forensic and Expert Evidence to

CSAFE Project Update & ASCLD FRC Collaboration

July 14, 2023 / Presentation Slides / Digital, Firearms and Toolmarks, Footwear, Forensic Statistics, Handwriting, Implementation and Practice

This presentation highlighted CSAFE’s collaboration with the ASCLD FRC Collaboration Hub.

Understanding forensic decision-making with Item Response Theory: Using a NFI firearms study

July 14, 2023 / Presentation Slides / Forensic Statistics, Implementation and Practice

This presentation is from the Forensic Big Data Colloquium at the Netherlands Forensic Institute, November 2022. Posted with permission of CSAFE.

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