Law Enforcement Expert Witnesses

Law & Legal Expert Witness Listings

On this page you will find expert witnesses who may give expert opinions regarding law enforcement. The professionals found through this page may advise regarding police, sheriff, and law enforcement agents. Experts found through this page may also testify regarding law enforcement of court judgments, jail, excessive force, police, prison authorities, and campus authorities, as well as related subjects.

You may limit your search for Law Enforcement expert witnesses to a specific area by selecting a state from the drop down box.

Expert Witnesses

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Featured Experts
Beth A Mohr (The McHard Firm - Offices in Albuquerque & San Diego - Practicing Nationwide)
“We settled the case for $5 million. Your report played a huge role in that. Thank you for everything!” Nicholas H. Beth A. Mohr, CFE, FSA, CFCS, CAMS, CCCI, MPA, PI, is a Police Practices expert with over 30 years of sworn and non-sworn investigative... Learn More ›

David Breder (Eunomia Consulting LLC)
David Breder retired from the Naval Criminal Investigative Service as a Special Agent, having served in leadership assignments which include team lead, Supervisory Special Agent, Assistant Special Agent in Charge, Special Agent in Charge, and Deputy Assistant... Learn More ›

Roy G Taylor (Taylor Law Enforcement Consulting Group)
Current Chief of Police with over 40 years of experience in a wide range of federal, state, local, and private criminal justice leadership positions. Areas of expertise include use of force, deadly & less-lethal weapons; law enforcement training; TASER... Learn More ›

Christopher Darcy (Fairfax Consulting Group, LLC.)
Chris, a retired undersheriff from the Las Vegas Metropolitan Police Department with more than 32 years of experience, is particularly qualified to provide an evidence-based case assessment and render a quality expert opinion. Christopher has highly relevant... Learn More ›

Adam Bercovici (Titan National Consulting, LLC )
I am a retired LAPD Lieutenant with forty years of Law Enforcement and combined security experience. I am also the former owner and CEO of a major security company in Southern California. I am a licensed private investigator in California. My areas... Learn More ›
Tony Turnbull (Turnbull Consulting)
Location: California
Areas of Expertise: I am a retired Sergeant with the Sacramento County Sheriff's Office. I have over 30 years of law enforcement experience. I'm currently providing consulting and expert witness services, instructor with...
Lisa Boesky (Jail Suicide Expert )
Location: California
Areas of Expertise: Dr. Lisa Boesky is a Jail Suicide expert. She is a Licensed Clinical Psychologist who has spent over 25 years focusing on Correctional Suicide. Dr. Lisa conducts audits/reviews of Jail Suicide Prevention...
Frank Adderley
Location: Florida
Areas of Expertise: Chief of Police (Retired) City of Fort Lauderdale, with over four decades of proven leadership in law enforcement and criminal justice, I seek to bring my expertise to the expert witness industry. My career,...
Marcus Sprague (FC2 Consulting)
Location: Tennessee
Areas of Expertise: Marcus has over 25 years of law enforcement experience in a wide variety of assignments, including over a decade with the SWAT team, where he served as an operator, sniper, team leader, and commander....
Leeanne Marie Whitwell (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Leeanne Whitwell was a Special Agent assigned to the Threat Assessment Section within the U.S. Capitol Police (USCP) in Washington, DC. She has conducted over 1,000 assessments and investigations into...
Stan Kephart (Kephart Consulting, LLC)
Location: Multiple Locations
Areas of Expertise: Unrivaled qualifications in Police and Security Best Practices. Olympic Games Security Administrator, Retired Police Chief, Probation Chief, & Concert Public Safety Director. Qualified in Large Public...
Charles J. Key, Sr. (Key Associates)
Location: Virginia
Areas of Expertise: Key Associates is a group of highly competent men and women whose professional experience encompasses the entire spectrum of police related subjects. Some of their areas of expertise include: police training,...
Gleb Tsipursky (Disaster Avoidance Experts)
Location: Ohio
Areas of Expertise: Dr. Gleb Tsipursky is a world-renowned expert in bias and discrimination, focusing on employment, fair housing, algorithmic bias and artificial intelligence, criminal justice, police procedures and use...
Doug Kouns (Veracity IIR)
Location: Indiana
Areas of Expertise: Kouns is a former Special Agent and Supervisory Special Agent of the FBI. For more than 22 years he served the Bureau in the field and at FBI Headquarters while conducting or overseeing criminal, counter-terrorism...
Curtis Marshall (Eagle Security Group)
Location: Virginia
Areas of Expertise: Retired ATF Agent Curtis Marshall spent his career as a top-notch tactical instructor and firearms aficionado. Mr. Marshall has unmatched tactical training and instructional experience and. As a member...
Park Dietz (Park Dietz & Associates, Inc.)
Location: Multiple Locations
Areas of Expertise: PD&A offers forensic experts in psychiatry, psychology, neuropsychology, neurology, pathology, nursing, social work, criminal behavior analysis, police, corrections, security, and toxicology. For the...
Lawrence M. Hunter (LMH Consulting Services)
Location: Connecticut
Areas of Expertise: Lawrence Hunter, PhD, was a captain from the Waterbury Police Department in Waterbury, Connecticut. During his time, he instructed numerous courses, including Implicit Bias, Human Behavior (psychology),...
Marc Evans (Apogee Consulting)
Location: California
Areas of Expertise: Marc Evans is a 29-year veteran lieutenant with the Los Angeles Police Department, who is a nationally recognized expert in human trafficking, pimping, pandering, and prostitution related crimes. As the...
Daniel Brown (Evidence Solutions, Inc.)
Location: Multiple Locations
Areas of Expertise: Daniel Brown is a Law Enforcement expert with close to 28 years of combined policing and military service. He is a seasoned professional specializing in Police Policy and Procedure, Excessive/Deadly Force,...
Chuck J Rylant
Location: California
Areas of Expertise: Dr. Chuck J. Rylant has 25 years of industry experience and is a Federal and State Court qualified expert witness in use-of-force, de-escalation, self-defense, strangulation, memory, fight or flight, decision...
Matthew W. Myers, MS, MPA (7 Arrow Forensics)
Location: Georgia
Areas of Expertise: Matt Myers integrates scientific education (clinical toxicology) and field law enforcement experience to provide practical, evidence-based expert testimony on drug & alcohol impairment, DUI, dram shop...
Lenard Vare (Carsel & Ayves, Inc.)
Location: California and Texas
Areas of Expertise: Lenard Vare has over 28 years of practical experience in inmate management in both jails and prisons in CA and NV. He served as a prison Warden with the State of Nevada for four years managing various...
John Campanella (Campanella Consulting Group)
Location: Delaware
Areas of Expertise: I worked in Law Enforcement for over 32-years retiring from the Delaware State Police in September 2017 at the rank of Captain, serving the last four years as the Director of Human Resources. My law enforcement...
Dr. Travis Norton (Norton Police Consulting)
Location: California
Areas of Expertise: Travis Norton is a retired 25-year law enforcement professional. He is an accomplished police lieutenant and SWAT Commander and has trained officers in police practices nationwide. Travis was the training...
Craig D McLaren
Location: Multiple Locations
Areas of Expertise: Vastly Experienced Police Expert, working for plaintiffs as well as the defense. Over 31 years as a Los Angeles Police Officer. Trained / Taught new officers, in the field, for 24 years in all facets of...
Jeff Eiser (Jail Expert - Jail Operations Expert Witness and Consultant - Corrections Expert)
Location: Ohio
Areas of Expertise: Jeff Eiser has over 29 years of practical work experience in the operation and administration of one of the largest local corrections systems in the United States. He has extensive experience and expertise...
George C. Klein, Ph.D. (Oakton  Community College (retired))
Location: Illinois
Areas of Expertise: Areas of Expertise: Mental Health, Criminal Justice, Mentally Ill, Police, Police Apprehension of the Mentally Ill, Police Policies and Procedures, Crisis Intervention Teams, Jail Suicide. George C....
Kevin R. Madison, JD, CPP, PCI, EMT, FF (Kevin R. Madison Expert Witness & Consulting, LLC)
Location: Texas
Areas of Expertise: Kevin R. Madison is UNIQUELY CROSS-CREDENTIALED & QUALIFIED IN THE FOLLOWING ARENAS: POLICE USE OF FORCE POLICE PURSUITS EMERGENCY VEHICLE RESPONSE PROTOCOLS SECURITY AUTO-PEDESTRIAN SAFETY ISSUES FIRE...
Spencer Fomby (Law Enforcement Tactical Consultants Inc.)
Location: Texas
Areas of Expertise: Spencer Fomby is a retired 22-year law enforcement veteran. He is an experienced Police Captain, SWAT Commander, and Police trainer. He was the training division Captain for a medium-sized police department;...
Justin Ramsdell, Psy.D. (Robson Forensic)
Location: Multiple Locations
Areas of Expertise: Justin M. Ramsdell, Psy.D. Psychologist Justin Ramsdell is a clinical psychologist and college professor specializing in mental health treatment in correctional/custodial environments, law enforcement...
Robert A. Gardner, CPP
Location: Multiple Locations
Areas of Expertise: "Expert Professional Not Professional Expert" - I am a Board Certified security professional with multi-state security consultant, private patrol and private investigator "Qualified Manager" licenses....
Paul LaRosa (Eagle Security Group)
Location: Virginia
Areas of Expertise: Mr. LaRosa spent over 28 years with the South Carolina Law Enforcement Division (SLED) involved in all facets of violent crime. His breadth of experience included a full spectrum of examining violent offenders...
Brian O'Donnell (Eagle Security Group)
Location: Virginia
Areas of Expertise: Brian O'Donnell is a highly qualified former law enforcement agent with over 25 years in the Charlottesville, Virginia Police Department, which included extensive experience in leadership and training....
ForensisGroup, Inc. (The Expert of Experts)
Location: Multiple Locations
Areas of Expertise: For over 30 years, ForensisGroup has provided the nation’s top law firms, businesses, insurance companies, government entities with highly qualified expert witnesses and consultants. Experts referred by...
Anthony Racioppo (East Coast Forensics Corp)
Location: New York
Areas of Expertise: Anthony Racioppo is an Accident Reconstructionist, ASE Certified Forensic Master Mechanic and Trucking & Safety Expert. He has been investigating motor vehicle accidents for over 35 years both with the...
Scot Haug (Public Safety Insight)
Location: Idaho
Areas of Expertise: * Chief of Police with over 32 years of law enforcement experience. * Use of force, de-escalation, and community engagement expert. * Technologist with extensive expertise in law enforcement technology...
Kelly Couch (Titan National Consulting Group, LLC)
Location: Oregon
Areas of Expertise: Kelly Couch is a law enforcement expert with over 30 years experience as a Police Officer, Major Crimes Unit Detective, Investigator and law enforcement trainer. Kelly's main focus is in pursuit management...
Victor D Lofgreen (Victor Lofgreen PhD)
Location: Illinois and Texas
Areas of Expertise: Dr. Lofgreen specializes in jail and prison litigation, criminal sentence mitigation, and alternative sentence plans. He conducts case analysis and produces reports, and testifies in topical areas that...
Mark Withrow CFLC, CHPP, CFC, CMI (Golden Gate Security Consulting)
Location: California
Areas of Expertise: Mr. Withrow specializes in Security and Police Practices & Procedures with a focus on Premises Liability, Hotel and Restaurant Safety, Crime Foreseeability, Negligence & Liability, Use of Force, Over...
James Ellis, CFE, PI (JKE Texas Private Investigations)
Location: Texas
Areas of Expertise: Jim Ellis is a retired FBI Agent with more than 35 years of complex investigation experience. He is located in Texas but is available nationwide. Mr. Ellis is a Certified Fraud Examiner, FINRA Arbitrator,...
Margaret van Naerssen (Independent consultant in applied linguistics)
Location: Pennsylvania
Areas of Expertise: Margaret van Naerssen, PhD, (Applied Linguistics) is an Expert in Second Language Development, English Language Proficiency Assessment, and Language in Social Contexts). Since 1997, her forensic linguistics...
Jack H Schonely (Titan National Consulting, LLC)
Location: Oregon
Areas of Expertise: I worked on the front lines of law enforcement for over 36 years. Retired after 31 years with the Los Angeles Police Department but continue to instruct, consult, and write on various tactical and aviation...
Breck Christopher McDaniel (Cellular Evidence Services, LLC)
Location: Texas
Areas of Expertise: Expert consulting and expert witness testimony related to the use of electronic communications data, especially cell phone data, in criminal investigations and civil cases is provided by Breck McDaniel....
Mr. Ronald G Janota (Expert Witness)
Location: Illinois
Areas of Expertise: Retired Lieutenant Colonel, from the Illinois State Police, Ronald Janota, has over 28 years of progressive law enforcement experience. He has written, drafted and staffed policies for one of the leading...
Stephen Patrick (Eagle Security Group)
Location: Virginia
Areas of Expertise: Stephen Patrick’s career in federal law enforcement spanned over 28 years. As an Industry Operations Investigator and Special Agent with the Bureau of Alcohol, Tobacco, and Firearms (ATF), he specialized...
Michael D McMunn NP CCHP-MH, CCHP-A (Nurse and Nurse Practitioner Standard of Care)
Location: Georgia
Areas of Expertise: Providing professional services in correctional healthcare legal proceedings. Specializing in nurse and nurse practitioner standard of care determination. Experience testifying: NP, CNS, PA, RN,...
Jennifer Coffindaffer (Eagle Security Group)
Location: Virginia
Areas of Expertise: Jennifer Coffindaffer is a retired FBI Special Agent who provides case consultation, investigative support, litigation support and expert witness testimony in the areas of: Use of Force; Firearms Training;...
Daniel B Kennedy (Forensic Criminology Associates, Inc.)
Location: Michigan
Areas of Expertise: Daniel B. Kennedy began his career in criminal justice and security administration as a civilian crime analyst with the Detroit Police Department in 1966. Over the next decade, Dr. Kennedy also served...
Arthur S Chancellor (Second Look Training and Forensic Consulting LLC)
Location: North Carolina
Areas of Expertise: Mr. Chancellor is an expert in the field of crime scene reconstruction, wrongful convictions, crime scene staging, suicide Investigations, and military Investigations especially in the field of violent...
Scott A. DeFoe (On-Scene Consulting Group, LLC)
Location: California
Areas of Expertise: Retired Sergeant II+1 Los Angeles Police Department Special Weapons and Tactics (SWAT). I worked numerous assignments during my 29-year law enforcement career to include: SWAT, K9, Vice, Narcotics, Jail...
Ken Lang (Ken Lang Consulting, LLC)
Location: Tennessee
Areas of Expertise: Dr. Ken Lang is a retired 25-year law enforcement veteran from the Baltimore County Police Department, with experience investigating violent and complex crimes, to include murders, death investigations,...
Patrick S. McCarthy (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: Patrick McCarthy retired from a notable 18-year career as a Law Enforcement Officer after having served with three large, metropolitan agencies in Southern California and the Utah State Department of Public...
Richard Nance (Titan National Consulting Group, LLC)
Location: Oregon
Areas of Expertise: Richard Nance served as a police officer and sergeant with a Northern California Police Department for 25 years where, in addition to patrol, he was assigned to the Investigations Bureau and as a K9 handler....
David T Sweeney (DT Sweeney Consulting, LLC)
Location: Washington
Areas of Expertise: My name is David T. Sweeney. I am a Police Policy and Procedure expert and a retired 34-year veteran police leader with Seattle Police and Oregon State University PD. I have decades of experience supervising...
Colin L. Schmitt (Chronos Investigations, LLC (FBI, retired))
Location: California
Areas of Expertise: FRAUD AND CRYPTOCURRENCY EXPERT WITNESS | RETIRED FBI AGENT | CERTIFIED FRAUD EXAMINER | CERTIFIED ANTI-MONEY LAUNDERING SPECIALIST Admitted as an expert in US District Court for the Southern District...
Michael Gerard (Robson Forensic)
Location: Multiple Locations
Areas of Expertise: Michael Gerard Police Practices & Premises Security Expert Michael Gerard is an expert in Police Practices and Premises Security with 25 years of professional experience in law enforcement. Mike’s...
Joseph A Pollini (Police Expert, Inc.)
Location: New York
Areas of Expertise: I am a retired Lieutenant Commander of the New York City Police Department, having served for more than 33 years. During my tenure with the NYPD, I have served in the ranks of police officer, detective,...
MARLON MARRACHE (BLU Consulting INC)
Location: California
Areas of Expertise: I'm an active law enforcement administrator, with experience in "best procedural practices" in Internal Affairs investigations, Use of Force Investigations with an emphasis on Officer-Involved Shootings....
Benjamin O. Warren, Jr. (Hot Pursuit, Inc. - Police Practices &           Law Enforcement Expert & Consultant  )
Location: California
Areas of Expertise: Executive Summary: * I have been involved in law enforcement since 1980. * In the recent 12 month period (June 2023 to June 2024), I have consulted on twelve cases for both plaintiff...
Michael Levine (Trial Consultant / Expert Witness)
Location: New York
Areas of Expertise: PROFILE: MICHAEL LEVINE TRIAL CONSULTANT/EXPERT WITNESS Michael Levine is one of the most decorated Supervisory Agents in the history of the Drug Enforcement Administration. A US Law Enforcement Procedure...
Ron Martinelli (Martinelli & Associates: Justice & Forensic Consultants, Inc.)
Location: California
Areas of Expertise: Referred to by respected and experienced law enforcement and security civil and criminal attorneys as “The expert’s expert.” Representing agency defense and concerned plaintiff and criminal defense attorneys...
Scott Hughes
Location: Multiple Locations
Areas of Expertise: Chief Scott Hughes is a seasoned law enforcement leader with over 25 years of experience in transforming police departments through leadership, accountability, and effective personnel management. A graduate...
Karen Laser (Laser Consulting, Inc.)
Location: California
Areas of Expertise: Karen Laser is a seasoned professional in policing and security, offering over 30 years of experience in law enforcement and consultancy. As the President of Laser Consulting, Inc., she specializes in...
Frank R. Vanecek (Full Spectrum Investigations and Consulting)
Location: Washington
Areas of Expertise: Police Practices Expert with over 38 years of law enforcement experience at city, county, state and federal level California Private Investigator and member of the California Association of Licensed Investigators....
Paul M. Adee (Robson Forensic Inc.)
Location: Multiple Locations
Areas of Expertise: Paul Adee is a corrections expert with over three decades of experience in correctional and courthouse facilities. As an expert at Robson Forensic, Paul’s forensic casework involves the policies, procedures,...
Consolidated Consultants
Location: Multiple Locations
Areas of Expertise: Consolidated Consultants (CCc) continues to deliver high quality expert witness and medical expert witness referrals nationwide since 1995. CCc is the only referral service where you can view the full,...
Ashley Cardwell MSN, APRN, FNP-BC (Cardwell Legal Nurse Consulting, LLC)
Location: Arizona
Areas of Expertise: Ashley Cardwell is a Nurse Practitioner with over two decades of experience in emergency nursing, acute care environments, forensic nursing, and healthcare management. Her journey has evolved from bedside...
Jerry Rodriguez (JR Investigative and Consulting Group (FL. A 3200081  C 3200062))
Location: Florida
Areas of Expertise: All States Use of Force (Lethal and Less Lethal) -Investigative policies and procedures, review, adjudication, and reality-based training scenarios Police Corruption / Internal Administrative Investigations Vice...
Lawrence S. Mayer, MD, MS, PhD
Location: Arizona and Maryland
Areas of Expertise: Dr. Mayer is an expert on the use of epidemiology, statistics and biostatistics in addressing issues of general causation in a clinical, regulatory or policy setting. He has worked on a wide range...
Timothy A. Dimoff (SACS Consulting & Investigative Services, Inc.)
Location: Ohio
Areas of Expertise: Timothy A. Dimoff has over 40 years of experience in law enforcement procedures, high-risk security issues and private security procedures. As Founder and President of SACS Consulting, Inc., he has built...
Salma S. Khan, M.D. (Salma S. Khan, M.D.)
Location: California
Areas of Expertise: I graduated from the Stanford University Psychiatry Residency program in 1998. I have been board certified in Psychiatry since 2000. I have subspecialty certification in Consultation-liaison psychiatry. I...
Brenda Butler (Justice Matters Consulting & Training, LLC)
Location: Texas
Areas of Expertise: With over 20 years as a police officer and crime scene investigator, I offer expert forensic consultation and training through Justice Matters, LLC. Specializing in crime scene investigation, shooting...
David W Steussie
Location: Rhode Island
Areas of Expertise: Mr. David Steussie was a Drug Recognition Expert (DRE) Instructor until he retired as a Sergeant of Police from the Los Angeles Police Department In September 2024. Mr. Steussie has 26 years of law enforcement...
James T. Clemente (Park Dietz & Associates, Inc., a nationwide, interdisciplinary forensic expert firm)
Location: Multiple Locations
Areas of Expertise: James T. Clemente worked for the FBI for 22 years where he has been qualified as an expert witness in the areas of Child Sexual Offender Behavior, Child Sexual Victimization, Child Abduction, and Child...
Robert Grant, III, Esq (Integrated Operational Policing, Incorporation)
Location: California
Areas of Expertise: iOPolicing remains the premier resource for expert testimony, case studies and evaluation, agency support, and advancing the area of Police Sciences. The founder of Integrated Operational Police, LLC.,...
Joseph E Gunja (Simco Correctional Consulting LLC)
Location: Missouri
Areas of Expertise: I am President and CEO of Simco Correctional Consulting LLC. My expert witness services include prison, jails and detention, and I work on both plaintiff and defendant cases. I have been an expert witness...
Mark Meredith (Robson Forensic)
Location: Multiple Locations
Areas of Expertise: Police Practices & Premises Security Expert Mark Meredith has over 25 years of experience in law enforcement and security, working with police agencies, the Department of Homeland Security, tribal governments,...
Michael Pearl (Robson Forensic, Inc.)
Location: Multiple Locations
Areas of Expertise: Michael Pearl Police Practices & Premises Security Expert Michael Pearl is a premises security and police practices expert with more than two decades of professional experience. As an expert at Robson...
Law Enforcement FAQs

What is a law enforcement expert witness?

A law enforcement expert witness is a person who has a great deal of experience and knowledge in police procedures and enforcement. This person is often called upon to testify in court cases that involve arrest, custody, Miranda Rights, use of force, and other police related issues.

What is the role of a law enforcement expert witness?

A law enforcement expert witness provides expert opinions, analysis, and testimony related to the policies, procedures, and practices of law enforcement agencies in legal cases.

How much can a person make as a law enforcement expert witness?

Law enforcement expert witnesses can expect to earn anywhere from $200 to $400 or more per hour, determined by the requirements of the case.

What are the qualifications of a law enforcement expert witness?

A law enforcement expert witness has expertise in law enforcement policies, procedures, and practices.

For a case, how is evidence gathered by a law enforcement expert witness?

Law enforcement expert witnesses gather evidence through various methods such as analyzing crime scenes, interviewing witnesses, reviewing documents, and conducting forensic tests to provide their professional opinion in court.

In what type of cases would testimony be required from a law enforcement expert witness?

Testimony from a law enforcement expert witness may be required in cases involving forensic evidence, use of force, police procedures, and other areas where specialized knowledge and experience are necessary.