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Tag Archives: comparison confirmation bias
Looking at a Revolution? Getting Forensics Out of Law Enforcement
Many reform ideas in this series of Q&A to forensic and legal experts by the WaPo’s Radley Balko. All are logical and very practical. Prosecutors must be gagging. Here is a quote: Chris Fabricant, the Innocence Project Easiest reform: Eliminate … Continue reading
Forensics: A look at DNA transfer at crime scenes says special training needed due to highly variable interpretations
This pay-for-view article at FSI Genetics should be made free-share for a certain period of time. Its focus on touch-DNA transfer interpretations suggests that the current opinions on DNA circumstances are suspect and standards are lacking. This is a very … Continue reading
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Tagged comparison confirmation bias, DNA profiling, Forensic science
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Forensics: UK police love this “conclusive” bitemark opinion – DNA never gets mentioned
Five teeth out of 32 seems enough for everyone in this murder conviction in the UK. The dentist looks satisfied on the video. (the 3rd video in the article). Problems about expert error rates, etc., always go out the window … Continue reading
“Probabilities of Identity” from #Forensic Fingerprints get thumbs down from AAAS
The AAAS, (the American Association for the Advancement of Science) maybe the upcoming opposition to the now Trump-run DOJ forensic “commission.” They released a report that latent print examination producing testimonial certainties as to one person identity gets the gong. The … Continue reading
Look at the ‘Individualization Fallacy in Forensic Science Evidence’ -The Classic Article
This should be required reading in forensic courses and law schools. Even if the @NDAAJustice DAs lack the academic capacity to understand some of it, they should read it too. In 22 pages, it provides a contemporary forensic history lesson, … Continue reading
A “discrepant” view on flawed forensics leading to later exonerations – bitemarks at al.
A mighty effort by someone connected to the National Institute of Justice to blend ‘forward thinking’ about science and better crime lab management improving the reliability of criminal convictions. The author uses a blend of data that minimizes how many … Continue reading
Look at how well law enforcement manages forensic science -Secret hearings?
Here is how OK City handles its problems with DNA evidence in their crime lab and in high profile murder cases that are under appeal. A 2 hour pro prosecutorial soirree was in the judge’s chamber with the DNA lab … Continue reading
Listen to how DNA analysts cheat their way to an ID from blood mixtures
For those wondering about why there is such a flap going on when crime scene blood specimens contain more than one human profile, there are similarities to bitemark analysis’ lack of bias control. Watch this: Published on Jan 12, 2015 … Continue reading
When convictions are used as scientific ‘proofs’ by experts -Scientific American
I’m wondering if a “scientific” american might be considered un-patriotic by some in the Beltway micro-climate. The US Attorney General likes the word “anecdotal” to describe CJ social science looking at police behavior. One problem is that he dry-labbed the … Continue reading
A short look at what the Feds don’t like about Science and Forensics
The application of measurement (metrology) science is well established in the basic sciences. In essence it is the collection of physical data and the study of best methods to improve precision of methods. This paper has a well known fingerprint … Continue reading
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