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Implementation and Practice

Juror appraisals of forensic evidence: Effects of blind proficiency and cross-examination

Forensic testimony plays a crucial role in many criminal cases, with requests to crime laboratories steadily increasing. As part of efforts to improve the reliability of forensic evidence, scientific and
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Mock Jurors’ Evaluation of Firearm Examiner Testimony

Objectives: Firearms experts traditionally have testified that a weapon leaves “unique” toolmarks, so bullets or cartridge casings can be visually examined and conclusively matched to a particular firearm. Recently, due
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Mock Juror Perceptions of Forensics

This CSAFE Center Wide webinar was presented on December 8, 2020 by: Brandon Garrett – L. Neil Williams Professor of Law, Faculty Director at the Wilson Center for Science and
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A Pioneer in Forensic Science Reform: The Work of Paul Giannelli

Few can say, “I told you so,” to our entire criminal justice system. Being right about what is wrong with the use of evidence in criminal cases is not a
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Probabilistic Reporting in Criminal Cases in the United States: A Baseline Study

Forensic evidence reporting shows a high degree of adherence to prevailing disciplinary standards.  Probabilistic reporting of forensic results remains rare.  Probabilistic reports were mostly subjective verbal assignments of posterior probabilities.
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How Can a Forensic Result Be a ‘Decision’? A Critical Analysis of Ongoing Reforms of Forensic Reporting Formats for Federal Examiners

The decade since the publication of the 2009 National Research Council report on forensic science has seen the increasing use of a new word to describe forensic results. What were
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Psychometric Analysis of Forensic Examiner Behavior

Forensic science often involves the comparison of crime-scene evidence to a known-source sample to determine if the evidence and the reference sample came from the same source. Even as forensic
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Implementation of a Blind Quality Control Program in a Forensic Laboratory

A blind quality control (QC) program was successfully developed and implemented in the Toxicology, Seized Drugs, Firearms, Latent Prints (Processing and Comparison), Forensic Biology, and Multimedia (Digital and Audio/Video) sections
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CSAFE 2020 All Hands Meeting

The 2020 All Hands Meeting was held May 12 and 13, 2020 and served as the closing to the last 5 years of CSAFE research and focused on kicking off
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Error Rates, Likelihood Ratios, and Jury Evaluation of Forensic Evidence

Forensic examiners regularly testify in criminal cases, informing the jurors whether crime scene evidence likely came from a source. In this study, we examine the impact of providing jurors with
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