Category Archives: US Crime labs

Forensics: Bayesian theory has limitations in forensic disciplines. NIST’s Hyer and Lund

phys.org/news/2017-10-nist-urges-caution-courtroom-evidence.html

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Forensics: Opinion | Ignoring deep-seated problems at D.C.’s crime lab will cost lives and taxpayers – The Washington Post

DC Politicos are whitewashing these issues. The Department of Forensic Sciences needs oversight and new leadership committed to scientific integrity. — Read on http://www.washingtonpost.com/opinions/2021/06/11/dc-crime-lab-disaster-council-bowser/

Posted in AAFS, Bad Forensic Science, costs of wrongful convictions, Crime lab scandal, criminal justice reform, forensic evidence exaggeration, Forensic Science Bias, Forensic science misconduct, US Crime labs | Leave a comment

Forensics: “Not enough data.” NIST Publishes Review of DNA Mixture Interpretation Methods | NIST

Of course, US courts mostly allow the probabilistic interpretation of DNA mixtures such as STRmix. Typical when commercially developed methods go straight into crime labs then into the justice system which are generally unprepared to eval their foundation versus user … Continue reading

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Forensics: Accuracy and Reproducibility of Conclusions by Forensic Bloodstain Pattern Analysts – ScienceDirect

Error rates and disagreement between examiners. Accuracy and Reproducibility of Conclusions by Forensic Bloodstain Pattern Analysts – ScienceDirect — Read on http://www.sciencedirect.com/science/article/pii/S0379073821001766

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Forensics: Error at NYPD lab that went unchecked for 5 years warrants probe

Police say “no harm no foul.” Defense say false drug testing needs an audit. Terri Rosenblatt, the supervising attorney of the New York Legal Aid Society’s DNA unit, said in a statement that they looking closely at the error. — … Continue reading

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Forensics: Director of D.C.’s troubled crime lab resigns after scathing audit report

Good grief. Their ballistics unit got the previous director fired. Back then the lab was praised for being independent from law enforcement. Then law enforcement took it back. The agency botched a ballistics exam in a murder case, then “misrepresented” … Continue reading

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Forensics: Ex-police chief indicted on 88 counts in evidence theft case

A former North Carolina police chief who resigned last month amid an investigation into missing evidence has been indicted on 88 felony counts, authorities announced Friday. — Read on http://www.wral.com/ex-police-chief-indicted-on-88-counts-in-evidence-theft-case/19666733/

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Forensics: Is forensics any better? Why Are There So Few Black Ph.D.s? – The Atlantic

Why Are There So Few Black Ph.D.s? – The Atlantic — Read on http://www.google.com/amp/s/amp.theatlantic.com/amp/article/587413/

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Forensics: Grits for Breakfast: Tarrant medical examiner who led Forensic Science Commission found to have misled jury in murder case

Good look at the different layers of resistance within attempts to improve forensic outcomes. Grits for Breakfast: Tarrant medical examiner who led Forensic Science Commission found to have misled jury in murder case — Read on gritsforbreakfast.blogspot.com/2021/04/tarrant-medical-examiner-who-led.html

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Forensics: A lookback on the DC crime lab’s political turmoil. Firings and nepotism reigned supreme.

The history of an acclaimed “independent” crime lab getting the shaft in Washington DC. Now the lab is in hot water for “deliberately concealed” botched lab tests. csidds.com/2016/05/25/wash-dc-crime-lab-continues-to-coverup-its-problems-of-law-enforcement-bungles/ Now the lab is suspended from operation. https://dcist.com/story/21/04/07/dc-crime-lab-loses-accreditation-over-allegations-of-conealing-information/

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