Category Uncategorized

Grand Rapids changes police policy to no longer routinely take fingerprints from citizens without identification

Police say they will no longer request fingerprints from individuals without identification and will instead only request fingerprints from individuals who raise suspicion, but not to the level to make an arrest. Police also say they will make individuals aware… Continue Reading →

Revisiting the “Serial Creeper” with Appearance Prediction

In September, we wrote on “The Creeper” who was wrecking havoc by breaking into Miami homes and assaulting or standing over women as they slept. Police also released a sketch of the Creeper, which was commissioned by Parabon NanoLabs using Appearance Prediction technology…. Continue Reading →

DNA Evidence of Vomit Trail Questioned At Trial

Police testified at a trial this week in Mt. Oliver, Pennsylvania that DNA evidence found in vomit matched the accused, Deshown Pryor. Prosecutors assert that Pryor killed Jamekia Robinson and while fleeing, vomited, leaving behind his DNA evidence. The defense attorney… Continue Reading →

NYTimes: New Technique Can Classify a Fingerprint as Male or Female

The test involves measuring the amount of amino acids found in the fingerprint. Levels of amino acids are twice as high in sweat of women compared to men.

Cold Case murder conviction did not violate the Confrontation Clause by admitting an autopsy report without testimony from the pathologist

In 2013, defendant James L. Mayfield was convicted of the murder of Jenny  Read in a 1976 cold case in San Francisco. Read’s body was found with multiple stab wounds and her pants partially removed. There was the presence of… Continue Reading →

Washington man could be exonerated murder conviction due to DNA testing

Donovan Allen was arrested and charged with murdering his mother Sharon Cox in 2000. After 14 hours of interrogation by the police, he confessed to the crime and later recanted. He was convicted of first degree murder and given a… Continue Reading →

DC considers changing the standard for screening out unreliable science

The DC court currently operates under a Frye standard for expert testimony, which requires that a methodology or theory has “general acceptance” in the particular field. The DC Court of Appeals is considering a new standard, possibly the Daubert standard, which… Continue Reading →

“Transfer DNA” can cause a person’s DNA to show up at a crime scene where they were never present.

“Touch DNA” can often show if a person handled a particular item at a scene of crime. Touch DNA occurs when a person deposits particles of DNA from their skin onto an object that they have touched. However, there can… Continue Reading →

Appellant denied post-conviction DNA testing due to a lack of factual assertions in his petition

In 2009, Pedro Trejo was convicted of sexually assaulting his niece who was 12 years old at the time of the crime. He was accused after his niece got pregnant and subsequently suffered a miscarriage. The tissue form the miscarriage… Continue Reading →

Man convicted of rape uses 1983 suit to try to get DNA testing in his case

William Ray Jacobs was convicted by jury trial of aggravated sexual assault in 1997. He was sentenced to life imprisonment. Jacobs failed to get relief from his conviction through appellate and habeas proceedings, and in these proceedings, the state contended… Continue Reading →

« Older posts Newer posts »

© 2026 Forensics Forum — Powered by WordPress

Theme by Anders NorenUp ↑