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Combined DNA Index System (CODIS)

Just DNA Searches in CODIS

April 2023

In episode three of our 2023 Sexual Assault Awareness Month mini season, Just Science sat down with Orlando Salinas, Lieutenant Trampas Gooding, and Jennifer Pollock from the Texas Department of Public Safety to discuss how statutes regarding lawfully owed DNA and familial DNA searches are utilized in sexual assault investigations. When an unknown DNA profile is found in samples collected within a sexual assault kit, the unknown profile is searched within national DNA databases such as the combined DNA index system, also known as CODIS.

The Increased Value of Forensic Science to Lead Gun Crime Investigations Compressed

January 2024

Numerous crime laboratories have witnessed a surge in gun-related evidence submissions, leading to an increased demand for DNA testing and entry into the National Integrated Ballistic Information Network (NIBIN) for firearms-related investigations. Simultaneously, the forensic value of firearms analysis has substantially grown, owing to advancements in DNA technology and the expansion of the NIBIN database. Consequently, several forensic labs have established dedicated units specifically focused on comprehensive firearms analysis.

Solving Violent Crime Through Lawfully Owed DNA: Outcomes of Efforts to Address Missed DNA Samples

April 2023

This presentation explores the issue of lawfully “owed” DNA, which is a DNA sample from a qualifying offender who should have their DNA sample in CODIS (based on applicable state law), but from whom a sample has never been collected or submitted to a lab for testing.

Advancing Justice for the Missing and Unidentified Through Research - 2024 NIJ Research Conference

September 2024

Forensic science research is developing essential knowledge to fill in the holes in death investigations, creating new ways to identify challenging skeletal remains. These methods inform cause of death, time of death, and familial relationships to guide investigations, identify suspects, support prosecutions, and bring justice to families.