DNA Forensics
 

Forensics, DNA Fingerprinting, and CODIS

Learn more about the current panel of 13 STR markers used for DNA identification by U.S. law enforcement.  This Nature Education article includes a discussion of the limitations of DNA profiling and the ethical issues surrounding forced DNA profiling of arrestees. 

 

DNA Fingerprinting as Routine Arrest Booking Procedure Upheld as Anticipated

This Genomics Law Report article analyzes the recent case challenging DNA fingerprinting upon arrest, Maryland vs. King, which reached the Supreme Court. The analysis not only addresses scientific questions, but the legal arguments each side made and the ones that eventually figured into the Court's June 2013 decision.  Agree or disagree, it's a fascinating case!

 

The Influence of Relatives on the Efficiency and Error Rate of Familial Searching

In certain cases, police will pursue a partial DNA profile match with the assumption that the perpetrator must be related to the individual who partially matches crime scene DNA.  But, how valid is that assumption?  This paper uses the statistical criteria used by the state of California in the Grim Sleeper case to investigate how reliable the criteria actually are at identifying relatives, and relatives alone, as partial matches.

 

National Conference of State Legislatures - Forensic Science Laws Database

Search by policy or by state to see what kind of laws govern forensic science and the collection of DNA near you.