Evidence Integrity Expert Witnesses

Laveen, Arizona

Forensic Science, Firearms & Ballistics - Crime scene, DNA, Evidence, Biology, Chain of Custody, Controlled substances, DUI, Blood alcohol analysis, Criminalist, Forensic Quality Assurance, Evidence collection, Evidence integrity, Firearm Identification

Previously certified in Comprehensive Criminalistics by the American Board of Criminalistics, Deborah Stonebarger provides rigorous evaluation of forensic evidence, laboratory analyses, crime scene processing, and evidence collection. She has provided expert testimony in crime scenes, evidence collection and evidence integrity, forensic firearms identification, blood and breath alcohol analysis including impairment, and crime lab procedures. She assists in identifying errors and helps to support defense strategy. Deborah worked for 16 years for the California Department of Justice Bureau of Forensic Services. She helped process DNA samples to build California’s Offender DNA Database while working at the DNA laboratory, and was a recipient of the Attorney General’s Team award for this endeavor. She also worked at regional laboratories in Eureka, California and Redding, California where she assisted with crime scene processing and evidence testing for numerous law enforcement age...

San Antonio, Texas

Forensic Science, Investigation - Medicolegal death investigations, sexual assault, child sexual & physical abuse, crime scene investigation, evidence integrity, child forensic interviewing, investigative case review, law enforcement & criminal justice, crime scene analysis, int'l training & course development

Former supervisory special agent with expertise in forensic sciences, forensics program management, criminal investigations, crime scene management & processing, expert testimony, training course development/instruction, medicolegal death investigations, sexual assault investigations, child physical & sexual abuse investigations, & child forensic interviewing. Adjunct professor; George Washington University, Dept of Forensic Sciences: graduate-level medicolegal death investigations, and child physical / sexual abuse investigations. Fellow & Board of Directors with the American Academy of Forensic Science. TS/SCI w/ polygraph.