Category Archives: Forensic Science Bias

Forensic Fallacies: pattern matching ‘science’ experts sounding convincing but hide a long history of faking what they say

This article is about how forensic experts who sound convincing to juries shape their images as ‘scientific’ by misinformation and resorting to desperate measures to mislead the US judicial system. Since this article was published in early April 2015, the … Continue reading

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24 forensic exonerations and dismissals later: bitemark matchers still in control

Nothing says how messed-up forensics science reform is than this 4 part series on the “elite” of the AAFS. http://www.washingtonpost.com/news/the-watch/wp/2015/02/20/the-path-forward-on-bite-mark-matching-and-the-rearview-mirror

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Forensic experts take on the NAS concerns about fingerprint examiners’ disagreement.

Fingerprint Examiners Found to Have Very Low Error Rates {By a group of 109 government fingerprint experts Investigations into the reliability of fingerprint matches continues. This news release from a NIJ funded project states a strong position for its reliability … Continue reading

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Full text of judge’s resignation letter to US forsci commission

Read this. This plays to the politics behind the National Forensic Science Commission. The right to a fair trial and a fully informed defense takes another hit. The Commission is strongly composed of government employed forensic experts from the American … Continue reading

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News Break : National Commission on Forensic Science member quits due to DOJ

Another addition to the growing list of questionable agenda and actions involving this Commission. Previous blogs at csidds.com talked  about how the bitemark sub-committee, its chairman and its dentist members, are all adherents to the “shaky” forensic science of bitemark … Continue reading

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How not to behave in court as an expert witness

This story is about how overly aggressive conclusions of guilt (the province of the jury) in forensic science presentations in criminal can make one look like a biased “forensic expert.” https://www.themarshallproject.org/2014/12/23/powerpoint-justice

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Top 9 examples of what junk forensic science is all about

Video Shows Controversial Forensic Specialist Michael West Fabricating Bite Marks via HuffPostCrime Australian grad student says she can narrow down bullet lead components to specific companies = 97% accuracy. So what? The FBI decommissioned “bullet lead” (actually a misnomer) a … Continue reading

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Forensics Case of the “Time Traveling Medical Examiner” plus the “Forensic Avoidance Syndrome”

I will lead off with the “peripatetic in time” Mississippi non-forensic pathologist Steven Hayne’s continuing mis-steps in finding ways to express himself in an academic manner. Which nevertheless, always seems to lead to a conviction for murder. A new friend … Continue reading

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Forensic Science Isn’t Science: Why juries hear—and trust—so much biased, unreliable, inaccurate evidence.

  Excellent Op-ED from SLATE on this serious subject relating to US public safety and  the US criminal justice system (CJS). Talks about wrongful executions, various types of cognitive biases and the lack of coordination between CJS, law enforcement and … Continue reading

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Who Pays the price for a False Forensic Identification? Plus Jack the Ripper is Backkkk , Cognitive Bias in Forensics.

When a forensic expert’s opinion on identification runs up against DNA. Who pays the price? http://bitemarks.org/  Expert testimony on eyewitness testimony allowed in state Supreme court. Experts on false confesses rejected. “the advent of DNA evidence, as well as hundreds of … Continue reading

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