Kinematics Expert Witnesses: 4

Quality Forensic Engineering, LLC is a full-service forensic engineering and accident reconstruction firm, providing engineering support to clients in the areas of collision reconstruction, premises liability, and product liability.  With over 20 years of experience for each of our senior engineers, we utilize the latest technology for documenting evidence and retrieving data including FARO 3D scanning, aerial drone imaging, and black box downloads.  Our forensic engineers are mobile, supporting clients throughout the U.S. Headquartered in Tallahassee, Florida with a satellite office in Jacksonville, Florida, we look forward to serving you.

Dr. Brian Pfeifer, P.E., With over 20 years of experience investigating and testifying in cases involving a variety of forensic engineering issues, Dr. Pfeifer is a leading expert in accident reconstruction, roadside safety, maintenance of traffic, and analysis of mechanical systems, and product failures. Dr. Pfeifer has a strong background in the design, development, and implementation of roadside safety hardware including guardrails, bridge rails, and crash cushions. Over 33 patents have been filed worldwide on behalf of Dr. Pfeifer and associated colleagues who invented safer guardrail systems and terminals, vehicle storage systems, shipping container handling systems, and material handling and storage methods.   Dr. Pfeifer has published numerous papers to various organizations including the Transportation Research Board and Port Technology International, covering topics ranging from new guardrail systems, energy-absorbing guardrail terminals, and breakaway mechanisms incorporated in traffic signs to material handling technology.  Dr. Pfeifer’s expertise has been shared with many organizations such as the Florida Justice Association, Palm Beach County Justice Association, American Bar Association, Defense Research Institute, and Alabama Defense Lawyers Association with presentations he’s made on topics including vehicle collisions, bicycle accidents, roadway constructions zones, and accident reconstruction expert witness utilization.  Dr. Pfeifer is a registered Professional Engineer in three states and stays current with learning new technology in the field of forensic engineering.  He has refined his skills and knowledge of accident reconstruction and roadside safety by taking dozens of continuing education courses over the span of his career. Expertise: Vehicle Collisions Tractor / Trailer Collisions Bicycle Accidents Pedestrian Accidents Motorcycle Accidents Occupant Kinematics Roadside Safety/Guardrails Construction Zones Black Box Analysis Product Failure Analysis Premises Liability Maintenance of Traffic (MOT) evaluation  Restraint System Analysis

Ms. Traci Campbell, P.E., CXLT, Ms. Campbell is an Industrial engineer with specialties in industrial accident reconstruction, including slip, trip, and fall analysis, human and environment interaction, forklifts, applicable standards and guidelines, and workplace-safety issues.  Her expertise also includes vehicular accident reconstruction involving automobiles, trucks, tractor-trailers, and recreational vehicles, as well as, product failure analysis. Expertise: Industrial Accidents Slip / Trip / Fall Retail Facility Safety Human and Environment Interaction OSHA Regulations ADA Regulations ANSI / ASTM / Building Codes Workplace Safety Guarding & Warnings Forklifts and Construction Equipment Theme Parks / Recreation Safety and Facilities Automobile Collisions Tractor / Trailer Collisions Bicycle Accidents Motorcycle Accidents Pedestrian Accidents Occupant Kinematics Airbag and Black Box Analysis Product Design / Failure Analysis General Engineering

Mr. Chris Yates, P.E., Mr. Chris Yates, P.E., is a Mechanical Engineer with specialties in accident reconstruction, including electronic module downloads for both automobile airbag modules and tractor-trailer electronic control modules.  His expertise includes auto accidents, tractor-trailer accidents, bicycle accidents, pedestrian accidents, and other roadway accidents.  His expertise also includes seat belts, occupant kinematics, product failure analysis, and other general engineering issues. Expertise: Automobile Accidents Tractor / Trailer Accidents Bicycle Accidents Pedestrian Accidents Airbag and Automobile Black Box Analysis ECM and Tractor-trailer Black Box Analysis Occupant Kinematics Roadway Safety Product Design / Failure Analysis >General Engineering

Christopher Gayner is the CEO of Expert Reconstruction Company and has more than 30 years of professional experience with over 1300 Traffic Accident cases involving Automobiles, Trucks, Buses, Trains, Motorcycles, Bicycles and Pedestrians. Mr. Gayner has testified over 300 times in trials, depositions, mediations and arbitrations. He is ACTAR certified and a Member of the Society of Accident Reconstructionists and the Society of Automotive Engineers. 

Areas of Specialization:

• Accident Reconstruction (Manual and Computer-Aided)
• Human Factors
• Occupant Dynamics
• Bio-Mechanics
• Restraint Systems (Seat Belts & Air Bags)
• Product Defects
• Crashworthiness
• Vehicle & Scene Inspections
• Accident Scene and Vehicle Crush Damage Assessment
• Crash Data Retrieval
• Photographic Documentation and Interpretation
• Expert Witness Testimony

Ralph Aronberg, P.E., has reconstructed over 1,500 accidents and has testified in over 150 jury trials, since founding the firm in 1983. He provides Expert Witness services in the areas of:

• Traffic accident reconstruction (cars, trucks, motorcycles and pedestrians).
• Vehicle occupant kinematics (seatbelts)
• Biomechanics
• Traffic engineering design (geometrics, signing, markings, signals and lighting)
• Sight distance analysis
• Hazardous roadway conditions
• Work Zone Traffic Control evaluation
• Evaluation of roadway curvature
• Traffic signal operations
• Pedestrian safety
• Computerized accident reconstruction and simulation
• Vehicle "black box" data retrieval (certified>

Mr. Aronberg is published in the fields of pedestrian / bicycle / motorcycle accident reconstructions, and 3 Dimensional Animations and Scientific Visualizations through the Society of Automotive Engineers. Mr. Aronberg is a Fellow member of the National Academy of Forensic Engineers, and certified as a Diplomat in forensic Engineering.

4CA Consulting & Reconstruction is a General Accident Reconstruction Company, providing Expert Services in the field of Accident Reconstruction, including:

• A complete an unbiased accident investigation, using the latest investigative means such as Crash Data Retrieval & Analysis.
• Crash Scene Analysis and Documentation: Vehicles, light trucks, motorcycles.
• Seat Belts and Child Safety-Seats usage analysis
• Occupant injury kinematics, speed determination, time - distance, drag factor with use of Vericom Vehicle Computer System.
• Traffic Studies.
• Crash Animation / Simulation, Map scenes, Crash Zone, CAD.

About Kevin Forcier: ACTAR Certified Reconstructionist: #2054. Retired from the Pennsylvania State Police in April of 2010 after 25 years of service. Accident Reconstructionist since 1990, last four years as a full time Crash Analysis and Reconstruction Specialist responsible for the coverage of 3300 square miles of Northwestern Pennsylvania. Qualified Expert Witness in the field of Crash Reconstruction and related services.