Tag Archives: American Academy of Forensic Science

The Fallacy of Forensic Uniqueness in Ballistics gets dented in DC

  So, here is a DC judge calling out the VERY popular bullet casing matching process promulgated by the FBI around the US for decades. The theory of a striker or a firing pin leaving a toolmark which is identifiable … Continue reading

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Houston crime lab needs to look into its bitemark experts’ current casework

The inquiry of the Texas Forensic Science Commission on bitemark evidence casework has opened a window into over 30 cases involving this debunked use of skin injuries purported to be like fingerprints. What’s unsaid are data about any current cases … Continue reading

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Forensics : A learning point on how the Avery case shows little presumption of innocence

If the Steven Avery case(s) shows anything positive, it is the revelation how jury decisions of guilt are predominatantly preconceived before testimony ever begins. This then is reinforced as the prosecution proceeds with their evidence. https://www.washingtonpost.com/news/in-theory/wp/2016/01/19/the-presumption-of-innocence-exists-in-theory-not-reality/

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How politics enters the crime lab from the front door: Cops influencing technician reporting

Forensic Fraud: Scientists Say State Police Gave In To Political Pressure With Crime Lab Policy As much as the major forensic organizations (AAFS and state run lab associations and their accreditors) don’t object to the association of crime labs and … Continue reading

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Is Forensic Science Capable of Correcting Its Woes?

The seminal theme of the US forensic community professes that it can solve its own problems. I doubt it.  The public sees in the media these negative forensic themes: undo police/DA/politico attitude influences, the imbalance of drug testing predominating over … Continue reading

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Taking bitemark evidence to the White House: Video speaker provides no answers to wrongful convictions

When you have no scientific proofs to contradict years of unreliable expert testimony and false forensic education on the subject, this speaker just blames everyone but himself. He doesn’t dare answer the scientific inquiries of this White House panel on … Continue reading

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Forensic lab autonomy in Mexico way ahead of US counterpart labs managed by police

Police have no jurisdiction in Mexican forensic science laboratories and investigations. DNA crime scene collection is done by civilian investigators. Fascinating. My county has made at least four attempts, in the last 30+ years, to put the Ventura County ME’s office … Continue reading

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Michigan crime lab gets slammed ( those damned defense attys) for faking it for $$

Here we go again. Seems that these Mich State crime lab guys, prosecutors and the cops might be incentivising each other to boost felony convictions and their own coffers. “What recently uncovered emails reveal is that the AG’s office, the … Continue reading

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Bitemarks linked to child abuse arrest

(Note: Regardless of all the digital artwork,  measurements seen in this case are not accurate for biter “matching”) The prevalance of bitemark injuries brought forth  in child abuse investigations and prosecutions has never been disputed but they have been as … Continue reading

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How a DA used an “inconclusive” DNA result to imply it supported the victim’s testimony

No one ever denies that criminal trials are merely a war of words supporting implications of guilt or innocence. The experts were not at the crime scene, and neither was the jury nor the judge. That’s what makes victim visual … Continue reading

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