Chain Of Custody 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...

California

Police Practices & Procedures, Law Enf & Criminal Justice - Use of Force, Vehicle Pursuits, Deadly Force, Excessive Force Inadequate/Negligent Security, Crowd Control, Evidence Preservation, Chain of Custody, Sexual Assault, Drug Enforcement, Gangs, Surveillance, Vice, Prostitution, Gambling, Child Abuse, School Shootings, Workplace Violence, Patrol, Informants, Domestic Violence

Vastly Experienced Police Expert. 32 years as a Los Angeles Police Officer. Trained / Taught new officers, in the field, for 24 years in all facets of Police work. Including Use of Force and Use of Deadly Force. Personally involved in over 40 Uses of Force as well as being present at approximately 100 more. Certified Force Science Analyst, by Force Science Institute, which is a leader in law enforcement study. The Institute has conducted many research projects uncovering the scientific realities surrounding officer performance under stress, action/reaction time, memory, decision-making and more in complex, rapidly unfolding encounters. Worked celebrity security for the late Dean Martin for approximately two years, providing personal security as well as residential security. Expert in Vehicle Pursuits, having been involved in and receiving yearly training in pursuits, as well as training new officers in Vehicle Pursuit Tactics. Extensive Code-3 (Emergency) Driving Involvement and ...

Chino Hills, California

Law Enf & Criminal Justice, Police Practices & Procedures - Discipline, Officer Involved Shooting, Use of Force, Chain of Custody, Policy/Procedure, Training, Investigations, Internal Affairs, Hiring, Crowd Control, Vehicle Pursuit, Supervision, Tactics, Incident Management, Evidence Handling

Carl Charles holds a Bachelor of Arts degree in Sociology with an option in Criminology and Corrections from California State University, Northridge, and a Master of Arts degree in Public Administration from the University of Southern California. He is active in the field of training as a POST certified instructor at the Center for Criminal Justice, California State University, Long Beach. Carl has over thirty (30) years of law enforcement experience. He retired from the Downey Police Department in 2018, after twenty-eight (28) years of service, the final six (6) as the chief of police. In 2021, he accepted an interim appointment as the Signal Hill chief of police, concluding that assignment in 2023. As police chief, he planned, coordinated, managed, and evaluated police department operations. Carl exercised management and supervision over staff directly or through subordinates by meting out discipline and training police personnel, as well as promotional and rank placement. H...

Hillsdale, New Jersey

Digital Forensics, Cybersecurity - eDiscovery, Remediation, Spoliation, Compromise, Chain of Custody, Standard of Care, Digital Assets, Crypto, IP Theft, Trade Secrets, Misappropriation, Metadata, Exfiltration, BEC, Business Email Compromise, Malware, Digital Forensics, Breach, FINRA, Governance

Antonio Rega has over 22 years of experience providing expert consulting, advisory, and subject matter expertise to global corporations and law firms in digital forensics, information security/privacy, emerging technology, cryptocurrency investigations and discovery. He leads complex investigations, leveraging his expertise in proactive and reactive discovery and analysis, and conducts in-depth examinations and remediation of electronically stored information (ESI) across various repositories, including cloud, local devices, web, and mobile. His advisory services span the entire investigation and litigation lifecycle, including proactive compliance and regulatory assessments, responses to government subpoenas & orders issued by regulatory agencies. When called upon to do so, Antonio has provided expert testimony and reporting within his areas of expertise. He specializes in helping clients navigate the complexities of investigations and litigation. Antonio has presented written and...

Granger, Texas

Police Practices & Procedures, Law Enf & Criminal Justice - Use of Force, Vehicle Pursuits, Deadly Force, Excessive Force Inadequate/Negligent Security, Crowd Control, Evidence Preservation, Chain of Custody, Sexual Assault, Drug Enforcement, Gangs, Surveillance, Vice, Prostitution, Gambling, Child Abuse, School Shootings, Workplace Violence, Patrol, Informants, Domestic Violence

Vastly Experienced Police Expert. 32 years as a Los Angeles Police Officer. Trained / Taught new officers, in the field, for 24 years in all facets of Police work. Including Use of Force and Use of Deadly Force. Personally involved in over 40 Uses of Force as well as being present at approximately 100 more. Certified Force Science Analyst, by Force Science Institute, which is a leader in law enforcement study. The Institute has conducted many research projects uncovering the scientific realities surrounding officer performance under stress, action/reaction time, memory, decision-making and more in complex, rapidly unfolding encounters. Worked celebrity security for the late Dean Martin for approximately two years, providing personal security as well as residential security. Expert in Vehicle Pursuits, having been involved in and receiving yearly training in pursuits, as well as training new officers in Vehicle Pursuit Tactics. Extensive Code-3 (Emergency) Driving Involvement and ...