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Tag Archives: Forensic science
“Almost junk forensic science” of blood spatter expertise – Its not as simple as it’s taught in class
Here is a good look at why “forensics” should be considered amateur-hour non-science in many jurisdictions. Article goes within a conviction that had the same cop being the crime evidence collector, analyst, and lead investigator. Much goes wrong in the … Continue reading
“A pernicious pseudo-forensic science” languishes in a MS courthouse
For the umpteenth time, a court judge slowly ponders a life and death conviction which used junk forensic ‘experts’ now dwindled credibilty to put a person in prison and on death row. The dentist has a string of misadventures and … Continue reading
Cops lost track of supposed mafia victim’s body but vow they won’t give up looking for it because they “never give up.”
Unidentified remains of of crime victim commonly disappear from police or coroner’s record keeping due to many factors. California has a statute requiring dental data and DNA samples be preserved and sent to the Department of Justice in Sacramento for … Continue reading
DNA ‘expert” shows she ain’t so expert
Plus the judge is not very happy. Ouch. In a double murder case in South Africa. The cross examination on her voir dire left alot of criticism to her creds and behavior on the case. It appears she only got … Continue reading
Cautions suggested on using Bayesian Stats for all forensic purposes
Steve Lund and Hari Iyer are stat guys from the National Institute of Standards and Technology. They bring forth a broader look at the ever popular use of “likelihood ratios” to support personal and scientific opinions of “match” probabilities. https://phys.org/news/2017-10-nist-urges-caution-courtroom-evidence.html
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Tagged DNA likelihood ratios, forensic examiner error, Forensic science
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#Forensics: Touch DNA “matching” mistakes and misinterpretations discussed
Locard’s Principle comes into play in this interview with a noted DNA analyst and author. Things like “transference,” and “persistence” of these little molecules create obstacles and pitfalls for their unfettered use in courtrooms and police stations. It is not … Continue reading
Further proof that CSI is not real: DNA Database use in crime stats incredibly low
Here is an article talking about the UK judicial utilization of its multi-million pound national database. Homicide cases come in as the highest users of DNA info at 8%. Sexual assault cases are barely a blip. http://theconversation.com/dna-databases-its-still-far-from-clear-how-effective-they-are-in-fighting-crime-85137
“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
Fingerprints: Using metal deposition to reveal palm and fingerprints on fabric
Early look at recognition and retrieval of hands and fingers using vacuum metal deposition. https://www.west-technology.co.uk/forensic/2017/09/28/visualisation-grab-mark-impressions-fabric/
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