Law Enf & Criminal Justice Expert Witnesses in California

Police Practices & Procedures, Law Enf & Criminal Justice - Investigations, Security, Use of Force, Policy and Procedure, Internal Affairs, Administrative Complaint Process

Karen is recently retired from law enforcement, having been employed as a police officer with the Los Angeles Police Department and Oceanside Police Department for a total of 30 years, retiring as a Lieutenant with the Oceanside Police Department. Karen brings experience from a multifaceted career, having been assigned to or responsible for units such as K9, Crisis Negotiation Team, SWAT, Crisis Response Team, Homeless Outreach Team, Harbor Operations, Psychological Evaluation Response Team, Internal Affairs, Community Resource Team, and Investigations. Karen was a Detective Sergeant, supervising the Robbery-Homicide Unit, Crimes of Violence Unit, and Property Crimes Unit. She investigated hundreds of criminal cases ranging from low-level thefts to homicide. The City of Oceanside brings tourists from around the globe, offering a variety of destination activities. Karen planned and organized large-scale special events such as the City of Oceanside’s July 4th celebrations, music ...

Law Enf & Criminal Justice, Communications - 911 Center Ops, Computer Aided Dispatch, Public Safety Project Management, 911 Technologies, Mobile Radio Operations & Design

Glenn A. Marin, a semi-retired consultant in the field of public safety emergency service call processing and dispatching systems ranging from facilities to technical system to operations. He has over 50 years' experience in the application of automated systems to public safety organizations and their operational impacts with specific emphasis on computer, telephone and mobile radio communications systems. Collectively, these technologies support what is commonly known as the 9-1-1 emergency telephone system operated from facilities known as Public Safety Answering Points (PSAPs). This experience includes all the technologies associated with the design of Computer Aided Dispatch (CAD), Records Management (RMS), Jail Information Systems (JIS), Mobile Data Terminal (MDT) systems and two-way radio systems, both trunked and conventional. Mr. Marin has extensive experience with operational policies, procedures and practices of public safety dispatch centers with both personal superviso...

Accident Reconstruction, Law Enf & Criminal Justice - Seat Belts, Airbags, Restraint Systems, Collision Analysis, Accident Causation, Crash Data Retrieval, Black Box, EDR, CDR Report Analysis, Tesla, Vehicle Inspection, Motorcycle, Pedestrian, Drone, Collision Reconstruction, Traffic Accident Reconstruction, Traffic Enforcement Strategy, Traffic Safety

A traffic collision reconstructionist accredited by the Accreditation Commission for Traffic Accident Reconstruction (ACTAR), a sUAV (drone) pilot licensed by the Federal Aviation Administration, and have completed the accident reconstruction certificate program by the Society of Automotive Engineers (SAE). With over 27 years in law enforcement, I have extensive experience with on-scene collision investigations ranging from minor fender-benders to multi-fatal collisions. I have investigated and assisted in the prosecution of hit-and-run collisions, DUI collisions, insurance fraud, vehicular manslaughter, and vehicular murder cases. Recognized as a subject matter expert in both criminal and civil courts for my knowledge of accident reconstruction, accident investigation, and general traffic enforcement. I have over a thousand hours of training in accident reconstruction including but not limited to forensic mapping, pedestrian collisions, motorcycle collisions, emergency vehicle c...

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

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 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. E...

Law Enf & Criminal Justice, Police Practices & Procedures - Use of Force, Officer Involved Shootings, Tactical Operations, Crowd Control, Crowd Management, In-Custody Death, Excessive Use of Force, SWAT, Patrol Operations, Chemical Agents, Less Lethal, and Active Shooter.

Travis Norton is a retired 25-year police veteran. He is an experienced police lieutenant, SWAT Commander, and police trainer. Travis was the training division and professional standards unit lieutenant for a mid-size police agency and was responsible for the police academy, field training program, in-service training, officer misconduct investigations, and use of force reviews and investigations. Travis has been an instructor for over 15 years in tactical science, active shooter response, de-escalation, less-lethal weapons, SWAT, critical incident response, chemical agents, and crowd management. He currently instructs for the National Tactical Officers Association (NTOA) and the California Association of Tactical Officers (CATO). Travis is the Strategy Development Chair for the NTOA and a member of the NTOA Tactical Response and Operations Standard for Law Enforcement Agencies. He was selected as an active shooter SME by the National Policing Institute (NPI) and Safe and Sound Sc...

Police Practices & Procedures, Law Enf & Criminal Justice - use of force, police use of force, law enforcement use of force, self defense, arrest and control, police excessive force, excessive force, defensive tactics, martial arts, strangulation, choke hold, jiu jitsu, fight or flight, stress response, officer involved shooting, police shooting, OIS, taser

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 making, and other human performance factors. He has a Doctor of Clinical Psychology–dissertation: Decisions Under Pressure: Psychological and Physiological Aspects of Police Use of Force. Dr. Rylant is a retired police officer/detective, S.W.A.T. member, and P.O.S.T. certified department firearms, baton, chemical agents, use of force, and arrest and control (ARCON) trainer. Dr. Rylant was an instructor at a California police academy for 15 years where he taught arrest and control (ARCON), use-of-force, and de-escalation, and he is also a Certified Force Science Analyst and Advanced Force Science Specialist. Dr. Rylant is a Brazilian Jiu-Jitsu black belt instructor for law enforcement and civilians, as well as author of Shots Fired: The Psychology Behind Officer Involved ...