Category Archives: DNA profiling

Turnaround times for rape kit testing are abysmal – Crime labs Forensics overloaded with drugs

Here’s a look at police crime labs around the US abilities to produce timely rape kit testing. One might infer that DNA testing of other crimes and the ‘war on drugs’ has sapped funding capabilities. I don’t hear the US … Continue reading

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Forensics: “Massive parallel” DNA meant to map twin suspects’ entire code to ID perp

This is looking for a needle in the genomic haystack in order to tell identical twins apart. Actual rape case where genomic mapping looking for chromosomal mutations playing a huge role. The commercial German lab’s methods appears to have had … Continue reading

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#Forensic News for Today: Fabricated arson evidence, door knobs, familial DNA traits

This case is horrendous. Fabricated arson evidence used against a woman later acquitted of arson gets into court after appellate court opines this rule for the lower court to follow in her lawsuit against LEO authorities. “There must be persuasive … Continue reading

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Making Sense of DNA Genetics – #AAFS2017 – Epigenetics is mentioned

This is a primer-level (being in a brochure format) look on the subject and has some gaps as far as interpretation of DNA partial profiles and mixtures but admits that, even with algorithmic software, there still is human interpretation in … Continue reading

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Another ridiculous bitemark case emerges into public view after 30+ years

The evidence: I’m assisting in two other cases attempting to eradicate junk science within criminal courts. This third case is an example of similar arguments during an adversarial hearing combining attempts to test new DNA evidence and publish research debunking … Continue reading

Posted in Bite Marks, Bitemarks, costs of wrongful convictions, criminal justice, criminal justice reform, DNA profiling | Tagged , , , , , | Leave a comment

Disproportionate number of minorities in DNA databases misdirects cases

Here is a lede from the New York Legal Aid Society about the slowly trending use of racially skewed DNA bases being LEO searched for relatives of suspects. (More news below). The limitations of familial DNA also made headlines in … Continue reading

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American Academy of Forensic Sciences asks public for bitemark validation studies

In an equitable move [probably in the face of all the LEO crime labs complaining] requested by the President’s Council of Science and Technology chairman, Eric Lander, the AAFS is asking its membership to provide more information not mentioned in … Continue reading

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Comparing DNA mixtures with Trueallele and STRmix gets mixed results

Where Traditional DNA Testing Fails, Algorithms Take Over Powerful software is solving more crimes and raising new questions about due process. [excerpt] Studies have only established the validity of the available software in certain circumstances (such as a DNA mixture … Continue reading

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Controversial use of familial DNA searches helps lead to finds in cold cases

Originally posted on Forensics Forum:
Authorities have used DNA databases to search for partial matches in order to solve cold cases. The idea is that these partial matches are likely relatives of the suspect and authorities can focus on investigating…

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Messed up DNA testing fixed after 24 years in prison; Lazy ballistics

Wisconsin man exonerated and released from prison after 24 years after Milwaukee County District Attorney’s Office found lab analyst made errors in original 1992 DNA analysis report (Milwaukee Journal Sentinel) A new study shows that PredPol, a predictive policing software … Continue reading

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