Who Am I & How DNA Figured It Out!

Posted by Jarrett P. AmbeauJul 06, 20210 Comments

HOW CAN DNA AND FORENSIC EVIDENCE HELP YOU? Imagine you have sent off your DNA to Ancestry.com and find you have a family member who has been an unidentified missing person for decades. Check out this article on how DNA and Forensic Evidence helped identify this missing young boy. He was f...

What Is a Forensic Attorney?

Posted by Jarrett P. AmbeauJan 30, 20210 Comments

Reviewing DNA and Forensic Science Evidence Forensic investigations involve gathering and analyzing crime-related physical evidence in order to determine guilt or reach a conclusion in a case. During a forensic investigation, investigators will analyze blood, fluid, fingerprints, and residue to b...

Pros and Cons of DNA Evidence

Posted by Jarrett P. AmbeauJul 21, 20200 Comments

DNA Evidence Can Help or Hurt You DNA evidence is among the most valuable pieces of evidence used in criminal cases. No two people have the same DNA, meaning the use of such evidence can either prove a person's innocence or guilt with great accuracy. While this powerful tool has helped exonerate ...

Forensic DNA Interpretation

Posted by Jarrett P. AmbeauJun 26, 20190 Comments

Last week I was qualified as an expert in Forensic DNA Interpretation in a Louisiana District court. The following video, The Issue #50, addresses why I think this is so important in the criminal justice system, and why I am so excited to make myself available to other attorneys in these very dif...

DNA Ancestry and Criminal Investigation

Posted by Jarrett P. AmbeauSep 06, 20180 Comments

Some criminal investigators are now mining DNA data collected through genealogy websites to solve criminal cold cases.  This article states that Darold Wayne Bowden was arrested for a series of rapes that happened over a decade ago.  Agencies are sending unknown DNA samples to a company based out...

DNA Searches of Ancestry Data by Law Enforcement

Posted by Jarrett P. AmbeauApr 29, 20180 Comments

This article addresses serious questions in DNA science, but gets the science completely wrong and indicates a much larger issue. If this guy, who hopefully did some research before writing this article, cannot figure out what is going on, how are jurors supposed to do so? First, the analysis of ...

Forensic DNA Consultant – LSP Crime lab

Posted by Jarrett P. AmbeauMay 02, 20170 Comments

There is a gross underestimate by criminal justice professionals of the impact on citizens when they are named as suspects. A person can be named a suspect and essentially have much of their life ruined, completely devoid of any due process. The legislature must consider enacting laws to limit th...

Scientific Evidence Problems in Criminal Defense

Posted by Jarrett P. AmbeauJul 19, 20130 Comments

This article speaks directly to the serious problems with forensic scientific evidence. A serious voir dire of experts offered against your client is in order and attorneys must have a minimum level of understanding of the science to effectively perform this function. “The FBI is reviewing 2,000 ...

Criminal Justice – Change in Evidence Rules

Posted by Jarrett P. AmbeauJul 03, 20130 Comments

The Louisiana Legislature significantly changed the rules on criminal discovery last week by passing house bill 371. ‘Sea change' is a decent way to explain the dramatic shift in the rule of criminal procedure in our code. The defense now has new rights to ask for the following evidence: Statemen...

DNA Cold Case - 2nd Degree Murder Charge

Posted by Jarrett P. AmbeauJul 01, 20130 Comments

Cold case investigators arrested a Baton Rouge woman Friday in the 2000 stabbing death of her business partner after DNA testing linked her to the killing, police said.  That statement sounds pretty certain, especially for 2nd degree murder charge. But I would guess that the DNA link, is just tha...

DNA Expert Examination

Posted by Jarrett P. AmbeauMay 13, 20130 Comments

Spent last week an Baton Rouge, had an opportunity to cross examine a DNA expert in a Rape case in the 19th JDC. I have spent the last couple of years studying the DNA texts, mostly written by John Butler, and studying the secondary writings on STR DNA analysis, as well as mtDNA and ySTR DNA anal...

DWI Defense – Blood test

Posted by Jarrett P. AmbeauSep 25, 20120 Comments

DWI Defense decision in US Supreme Court The US Supreme Court has granted review on a case where a person stopped for DWI was forced, without a warrant, to give blood to the officer. He was found to be over the legal limit and the trial court, at the state level, found that his blood was taken in...