Not error to admit expert testimony from the CMPD fingerprint analyst who testified she did not find any dissimilarities and were similar. The trial court had ruled that under McPhaul since there’s no standard or no recognized methodology to be applied the expert can’t testify that they match. The Court of Appeals found her conclusion …
Fingerprints
Fingerprint Error Rate on Close Non-Matches
Research by Jonathan J. Koehler and Siquan Liu on the accuracy of distinguishing between two close non-matches was published in Sept. 2020. Attorneys should be aware of the error rates presented in this paper, particularly when working on cases involving a match to a suspect developed by searching a fingerprint database. As fingerprint databases grow, …
Fingerprint Error Rate on Close Non-Matches
Sept. 2020 research by Jonathan J. Koehler and Siquan Liu on the accuracy of distinguishing between two close non-matches. False positive error rates were 15.9% and 28.1% on the two close non-matches on mandatory proficiency tests that were studied. As the size of fingerprint databases grow, the risk of a close non-match being present in …
OSAC Registry Approved Standards
Organization of Scientific Area Committees for Forensic Evidence (OSAC) is developing documentary standards for each forensic discipline. Standards under consideration as well as approved standards are available in the OSAC Registry.
American Academy of Forensic Sciences Standards Board Documents
The AAFS Standards Board develops documentary standards for forensics through a consensus process, involving participation by all directly and materially affected persons. Standards are being developed for each forensic discipline.
American Academy of Forensic Sciences Standards Board DocumentsRead More
Approved ULTR for the Forensic Latent Print Discipline
Effective Aug. 15, 2020 In the fingerprint Uniform Language for Testimony and Reports (ULTR), the new guidance for Department of Justice fingerprint examiners includes: [A]n examiner shall not: assert that a ‘source identification’ or a ‘source exclusion’ conclusion is based on the ‘uniqueness’ of an item of evidence. use the terms ‘individualize’ or ‘individualization’ when …
Approved ULTR for the Forensic Latent Print DisciplineRead More
CSAFE 2020: Latent Print Analysis
This presentation, now available to view for free, was given as a part of the Center for Statistics and Applications in Forensic Evidence’s (CSAFE) 2020 All Hands Meeting. The meeting brings together researchers, forensic partners, and interested community members to discover potential areas for collaboration, highlight the organization’s achievements, and discuss goals for the future. …
State v. Koiyan, 841 S.E.2d 351 (2020)
The Court of Appeals found that the trial court erred in admitting testimony of the state’s fingerprint examiner where the expert failed to show he applied reliably applied the relevant methods and principles to the case, in violation of N.C. Evid. Rule 702(a)(3). Because the defendant failed to object at trial, the issue was reviewed …
Noteworthy NC COA fingerprint opinion
Defenders should take note of State v. Koiyan, COA19-951, an April 7, 2020 decision where the NC Court of Appeals found that the trial court erred by admitting fingerprint testimony where the examiner “failed to demonstrate that he ‘applied the principles and methods reliably to the facts of the case,’ as required by Rule 702(a)(3).” …
OSAC’s Friction Ridge Subcommittee Develops Friction Ridge Process Map
The Organization of Scientific Area Committees (OSAC) for Forensic Science’s Friction Ridge Subcommittee has developed a friction ridge examination process map that describes the conventional process for latent print examination. The process map identifies key decision points in the fingerprint examination process, enables laboratory managers to better understand how their protocols compare with those of other laboratories, …
OSAC’s Friction Ridge Subcommittee Develops Friction Ridge Process MapRead More
Fingerprint analysis is high-stakes work — but it doesn’t take much to qualify as an expert
Latent Fingerprint Essentials Webinar
Stetson University College of Law National Clearinghouse for Science, Technology and the Law will present a complimentary forensic science webinar on Monday, September 16, 2019 12:00-2:00 p.m. EST. Dr. William C. Thompson will present Latent Fingerprints Essentials, focusing on: An overview of the forensic science discipline Legal concerns and what attorneys should know about latent …
Fingerprints and Miscarriages of Justice: ‘Other’ Types of Error and A Post-Conviction Right to Database Searching
This July 2018 article by Simon Cole and Barry Scheck provides a systematic and comprehensive examination of “other” types of error in friction ridge analysis beyond erroneous identifications, including 40 publicly-exposed cases containing these errors. The article also calls for access to post-conviction database searching of fingerprint and other forensic databases.