Human Factors Expert Witnesses

Accident Reconstruction & Safety Expert Witness Listings

Consultants and expert witnesses who may provide expert witness testimony regarding human factors may be found by clicking on the following links. Experts found here may consult on human behavior and human error. These experts may provide reports concerning occupant kinematics, reaction time, and human factors engineering. Expert witnesses found through this page may also testify regarding injury biomechanics and human factors engineering, among other topics.

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

Expert Witnesses

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Featured Experts
Robert C. Sugarman, PE, FHFES (RCS Performance Systems, Inc.)
Personal injury analyst. BA, MS, SM, PhD in physics & psychology (including MIT); 45 yrs R&D, teaching, trial testimony, industrial training, 'in the trenches'. Perception, vision, warnings, equipment/product design, vehicle/industrial accidents. Dr.... Learn More ›

Raymond L. Lee, Jr., Ph.D. (Robson Forensic Inc.)
Raymond L. Lee, Ph.D. Object Visibility, Lighting, Meteorology Dr. Lee is an expert on the effects of weather phenomena such as snow, fog, rain, and icing on drivers and pedestrians, glare from sun and headlights, and visibility under different lighting... Learn More ›

Nancy Grugle, PH.D., CHFP (Evidence Solutions, Inc. )
Dr. Grugle is a human factors expert who specializes in investigating fatigue, sleep deprivation, and drowsy driving as well as distracted driving, looming, visibility/conspicuity, and driver behavior. Dr. Grugle has conducted hundreds of investigations... Learn More ›

C.J. Abraham (Technical Director, Scientific Advisory Services, Ltd.)
Dr. Abraham has over forty years of international experience consulting to insurance companies, municipalities, government agencies, and the legal profession. He has consulted in more than 3,500 matters involving human factors, safety, personal injury... Learn More ›

Ellen Szubski, M.S., Ph.D., CXLT, CPSI, AHFP (The Warren Group, Inc.)
*Available Nationwide* Ellen Szubski, Ph.D., is a human factors consultant at The Warren Group. She earned a Doctor of Philosophy in Human Factors Psychology and a Master of Science in Applied Psychology from Clemson University. Ellen is also a Certified... Learn More ›
CHRISTOPHER A. GAYNER (Expert Reconstruction Company LLC)
Location: Multiple Locations
Areas of Expertise: TRAFFIC ACCIDENT RECONSTRUCTION Analyses involving automobiles, trucks, buses, trains, motorcycles, bicycles and pedestrians. Time-Speed-Position analyses, human factors, biomechanics, Delta-V, scene assessments,...
Captain/Colonel (USMC) J. F. Joseph (Joseph Aviation Consulting)
Location: Texas
Areas of Expertise: Joseph Aviation Consulting (JAC), offers over 50 years of worldwide aviation experience. This level of expertise includes nearly 30,000 flight hours in over 85 models of aircraft ranging from General Aviation...
Robert T. Lynch, PE (DJS Associates, Inc.)
Location: Pennsylvania
Areas of Expertise: Robert T. Lynch, PE, earned Bachelor of Arts degrees in both Physics and Mathematics from Franklin & Marshall College before attending the University of Virginia where he obtained a Master of Science degree...
Tim S Leggett, P. Eng., P. E. (Forensic Dynamics Inc. )
Location: Arizona
Areas of Expertise: Tim Leggett, P. Eng. P. E. founded Forensic Dynamics Inc. in 1988 and remains a senior accident reconstruction engineer, having reconstructed over 5300 accidents and testified in over 425 trials across...
R. Kevin Smith, P.E. (R. K. Smith Engineering Inc.)
Location: Illinois and Indiana
Areas of Expertise: R. Kevin Smith, P.E., D.F.E. is President of R. K. Smith Engineering Inc. since 1997, a mechanical engineering safety and design consulting firm. Kevin has consulted on over a thousand matters nationwide...
Todd Roescher (Aperture, LLC.)
Location: Pennsylvania
Areas of Expertise: Todd Roescher is a Forensic Engineer with Aperture (formerly Biomechanical Research and Testing). Todd has been with Aperture since 2017 and during that time he has conducted over 100 instrumented tests...
Joseph Manges (Capture My Crash, LLC)
Location: Florida
Areas of Expertise: Joe is an accident reconstructionist delivering meticulous and comprehensive collision analysis and reconstruction services catering to both passenger and commercial vehicles. Employing state-of-the-art...
Dennis W. Eckstine (Eckstine & Associates, Inc.)
Location: Pennsylvania
Areas of Expertise: Dennis Eckstine has over 30 years experience in engineering, quality, and product safety including company representative at trial for equipment manufacturers. He has expertise and extensive experience...
Scott W Rohde, MCSFS (Rohde and Associates - Offices in  the Upper Midwest (WI/MI) & Southern New England)
Location: Connecticut and Wisconsin
Areas of Expertise: Mr. Rohde is a highly qualified accident reconstructionist, with thirty years experience in light truck, auto, bicycle, pedestrian, snowmobile, ATV, and motorcycle collisions. He uses quantitative and...
Martin M Balaban, PhD, PE (AR TECH Forensic Experts, Inc)
Location: California
Areas of Expertise: PhD Mechanical Engineering from UC Berkeley, MS Mechanics from Illinois Institute of Technology, BS Civil Engineering from Cooper Union. Licensed Professional Engineer (Safety) State of California. Accident...
John D. Lloyd, Ph.D., CPE, ACTAR
Location: Florida
Areas of Expertise: Dr. Lloyd holds a PhD in Human Factors (Ergonomics), with specialization in Injury Biomechanics. He is a distinguished authority in motorcycle accident reconstruction, injury biomechanics and human factors...
Matthew F. Baretich (Baretich Engineering)
Location: Colorado
Areas of Expertise: FORENSIC ENGINEERING: We conduct incident investigations when a medical device may have contributed to death or injury. We inspect and test medical devices to determine their safety and function relative...
Sol Forensics, LLC
Location: Multiple Locations
Areas of Expertise: With over 3 decades of combined experience with at-scene collision investigation, reconstruction, EDR imaging/analysis and witness testimony, Sol Forensics, LLC can provide you with the expertise you need....
Ronald D Schaible, CIH, CSP, CPE (Robson Forensic Inc.)
Location: Multiple Locations
Areas of Expertise: Ron Schaible, CIH, CSP, P.E. is Certified in the Comprehensive Practice of Industrial Hygiene (CIH), Certified Safety Professional (CSP), a Registered Professional Engineer #36714-Safety (Massachusetts),...
Technology Associates, LLC (Kristopher J Seluga, M.S., P.E. (CT & NY) )
Location: Multiple Locations
Areas of Expertise: Kristopher J Seluga, M.S., P.E. (CT & NY) Our staff of experienced engineers are ready to apply established scientific and engineering knowledge and techniques to your case. Our staff has published...
Valentina Ngai, Ph.D., P.Eng. (Robson Forensic Inc.)
Location: Multiple Locations
Areas of Expertise: Dr. Ngai is an expert in biomechanical & biomedical engineering. Her casework involves the investigation of traumatic injuries, including medical implants and devices; automobile crashes; and premises,...
Kenneth Nemire (HFE Consulting LLC)
Location: California
Areas of Expertise: Kenneth Nemire, Ph.D., CPE has provided litigation support on premises, products, motor vehicle, and workplace accident cases for over 18 years and has been retained by both plaintiff and defense. He...
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...
Roy Scott (Scott Marine Surveyors & Consultants of Florida Inc.)
Location: Florida
Areas of Expertise: Scott Marine, is an independent consulting firm providing litigation support specializing in maritime losses encountered by individuals and companies. We handle personal injury, Jones Act/crew claims,...
J.P. Purswell, Ph.D., P.E., CPE (CSU-Pueblo)
Location: Colorado
Areas of Expertise: Dr. Purswell has been qualified as an expert in Human Factors, Ergonomics, and Industrial Safety (including OSHA issues) and Product Safety. He has testified in numerous cases with respect to the adequacy...
Vernon Pruitt, MSEd, ACTAR (Pruitt's Professional Accident Reconstruction)
Location: Tennessee
Areas of Expertise: In 2013, Vernon Pruitt retired from the Tennessee Highway Patrol after serving 32 years. He completed the Accident Reconstruction course in 1999 and became a Trooper Reconstructionist for Troop A, Memphis...
James G. Kent
Location: California
Areas of Expertise: Dr. Kent is a Kinesiologist and Certified Medical Investigator with offices in Southern California and the Reno/Lake Tahoe area. He has provided consultation and expert witness services since 1983. His...
Ronald K. Tyson (Tyson Enterprises, Inc.)
Location: Michigan
Areas of Expertise: BUILDING & PREMISES EXPERT, Review and research to render opinions on correct building codes and life-safety standards concerning construction, ADA & OSHA issues. Opinions on causation & foreseeability,...
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,...
Randy I Atlas (Atlas Safety & Security Design Inc.)
Location: Florida
Areas of Expertise: Founded in 1988, Atlas Safety & Security Design Inc., is a female - owned minority business enterprise which provides expert consultation in such areas as: compliance audits for the Americans With Disabilites...
Lawrence M. Levine, P.E. (Consulting Engineers Accident Reconstruction)
Location: New York
Areas of Expertise: Mr. Levine is a Professional Engineer in NY and NJ in private consulting practice since 1983. He has worked in the field of Traffic, Highway and Civil Engineering since 1970. He has a BSCE from Michigan...
Janine McCartney, Ph.D, MBA, CSP, CHST (HHC Safety Engineering Services, Inc.     and   HHC Safety Consulting Services, Corporation)
Location: Delaware
Areas of Expertise: Dr. McCartney is a Senior Safety Engineer and Expert Witness. Dr. McCartney holds certifications as a: Certified Safety Professional, Registered Professional Industrial Hygienist, and Certified Safety...
Christopher K Wilson (Christopher Wilson Consulting)
Location: California
Areas of Expertise: Mr Wilson has 30 years of experience in the automotive industry developing and building safety systems to address all manner of vehicle accidents. He is a leader in the development of vehicle positioning,...
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...
Gary E Kilpatrick, PE, DFE (The Kilpatrick Group, PA)
Location: Multiple Locations
Areas of Expertise: Who is The Kilpatrick Group, PA? Our mission is to provide to you with forensic mechanical design engineering services that are dedicated to the application of the art, science and methodology of forensic...
Robert W Halstead (IronWood Technologies, Inc.)
Location: New York
Areas of Expertise: I am a railroad expert and ACTAR-accredited Railroad Accident Reconstructionist. Electrical Engineer and former Supervisor of Signal Construction & Maintenance for a major Class I railroad. Have handled...
Kevin A. Rider (Forensic Human Factors, LLC)
Location: Ohio
Areas of Expertise: Location: All 50 states. Kevin A. Rider, PhD, PE, CPE is a human factors expert, providing forensic engineering in the areas of driver behavior/attention, cell phone distraction, motor vehicle and pedestrian...
Dave R Clark, PE (Miller Engineering)
Location: Michigan
Areas of Expertise: There are four PhD and registered Professional Engineers at Miller Engineering who are celebrating 40 years of Professorships at three universities along with providing services to Government, Insurance,...
Dr. / Professor J. Rasty, Ph.D., PE, CFEI, CFII, President & CEO (Real World Forensic Engineering)
Location: Texas
Areas of Expertise: Since 1988, Real-World Forensic Engineering, LLC (“RWFE”) has provided engineering services to industries and government labs, as well as litigation support to both plaintiff and defense attorneys practicing...
Ralph Aronberg (Aronberg and Associates Consulting Engineers, Inc.)
Location: Florida
Areas of Expertise: Ralph Aronberg, P.E., established the firm in 1983. Since that time, Mr. Aronberg has reconstructed over 1500 accidents and testified in over 150 jury trials. Mr. Aronberg had been qualified as an expert...
Craig Rosenberg (UI.EXPERT)
Location: Washington
Areas of Expertise: Dr. Rosenberg is a highly experienced user interface and human factors expert with extensive expert witness experience specializing in user interface design, human factors, software engineering, virtual...
Robson Forensic, Inc.
Location: Multiple Locations
Areas of Expertise: Robson Forensic is a national leader in expert witness consulting, providing technical expertise across many fields within engineering, architecture, science, and a broad range of specialty disciplines. We...
Matthew McGarrity, MPH (Cora Consulting)
Location: New Jersey
Areas of Expertise: Matthew is a consumer product safety expert with nearly 15 years’ experience in the testing, inspection, and certification industry. He is U.S., Canadian, and EU regulatory expert. Managed the technical...
Alan D Black (adbForensics)
Location: California
Areas of Expertise: Alan Black PE, CSP, CFI-A has over 40 years of professional experience in concept development, engineering, safety analysis, inspection and testing of amusement park show, ride and stunt equipment, military...
Carl Berkowitz (Carl Berkowitz)
Location: New York
Areas of Expertise: Carl Berkowitz, Ph.D., PE, AICP is a transportation and traffic engineering expert and serves as a litigation consultant. He is frequently consulted at the initial stages of a potential litigation for...
Ruhi Arslanoglu, Ph.D. (Robson Forensic Inc.)
Location: Multiple Locations
Areas of Expertise: Ph.D. – Biomedical Engineering (Orthopaedic Biomechanics & Tissue Engineering), University of Texas at Austin M.Sc. – Engineering Mechanics and Aerospace Engineering (Computational Mechanics), University...
Grahme Fischer, P.E. (Technical Problem Solvers, Inc.)
Location: New York
Areas of Expertise: Motor Vehicle Accident Reconstruction and Forensic Engineering: Mr. Grahme Fischer has over 40 years of experience practicing various aspects of mechanical and forensic engineering. He has conducted...
Keystone Engineering Consultants, Inc.
Location: Pennsylvania
Areas of Expertise: Keystone Engineering Consultants, Inc. is a multi-discipline, broad-spectrum firm providing comprehensive and qualified forensic engineering, architecture, scientific, biomechanics, and fire/arson investigation...
Jesse L. Wobrock, Ph.D. (Accident Reconstruction & Biomechanics)
Location: California
Areas of Expertise: ARBIO has offices in Truckee, CA (CalNeva) and Orange, CA (Main Office). Qualified in both Accident Reconstruction & Forensic Biomechanical Engineering, ARBIO (Accident Reconstruction & Biomechanics)...
Traci K. Campbell, P.E., CFSE, CXLT (Quality Forensic Engineering, LLC)
Location: Multiple Locations
Areas of Expertise: Ms. Campbell has over 22 years of experience investigating, analyzing, and testifying in matters involving a variety of forensic engineering issues. She is a leading expert in the following: industrial...
Shakir R Shatnawi (Shatec Engineering Consultants)
Location: California
Areas of Expertise: Ph.D. in civil engineering-transportation engineering. I provide expert witness services in traffic engineering, highway design, roadway design, pavements, design standards, traffic control devices, accident...
Mark R Lehto (Miller Engineering)
Location: Michigan
Areas of Expertise: There are four PhD and registered Professional Engineers at Miller Engineering who are celebrating 40 years of Professorships at three universities along with providing services to Government, Insurance,...
Dr. Eric N Brown, CIH, CSP (Indoor Environments)
Location: California
Areas of Expertise: I am an industrial hygienist with over twenty years of experience in health and safety, industrial hygiene, and indoor air quality exposure assessments. I am a Certified Industrial Hygienist (CIH) and...
Matthew J Hartley (Matt Hartley Lighting, LLC.)
Location: Colorado
Areas of Expertise: We have immersed ourselves in different facets of the industry including indoor and outdoor lighting, safety and security, human factors in lighting, and lighting standards. We have authored over six...
Dale R Wheeler (Systech Fire Protection LLC)
Location: Illinois
Areas of Expertise: Mr. Wheeler is a registered and degreed fire protection and safety engineer with over 45 year' experience. Mr. Wheeler is a graduate of the Illinois Institute of Technology and is registered in over 25...
Accident & Safety Consultants
Location: Multiple Locations
Areas of Expertise: ($180ph review NY, NJ, MD, PA, DE, VA, DC, WV) • Accident Reconstruction: Car, Bus, Truck, Pedestrian, Bicycle, Motorcycle, Rollovers • Biomechanics,Occupant Injury • Safety Standards, Falls • Building...
Craig Moskowitz, MBA, MS, PE (CLM Engineering Associates, LLC)
Location: Connecticut
Areas of Expertise: Since 2010, the President and Managing Member of CLM Engineering Associates, LLC, which concentrates its focus on forensic engineering/expert witness work for the insurance industry and legal community....
Harry Ehrlich (Robson Forensic, Inc.)
Location: Multiple Locations
Areas of Expertise: Working as an Industrial Engineer since 1978, Harry has been responsible for the design and manufacture of consumer products, as well as commercial and industrial equipment. Harry has had extensive experience...
Diane Trainor, Ph.D., CHCM (Robson Forensic Inc.)
Location: Multiple Locations
Areas of Expertise: Diane Trainor, Ph.D., CHCM Certified Hazard Control Manager & Workplace Safety Expert Dr. Trainor is an expert in the fields of Environmental and Occupational Safety and Health, and Occupational Ergonomics....
Human Factors FAQs

What is a human factors expert witness?

A human factors expert witness is a professional who applies scientific knowledge of human behavior and performance to the design of products, systems, and environments. They evaluate the interactions between people and technology, identify potential errors, and may testify on safety, efficiency, and usability.

What is the role of a human factors expert witness?

The role of a human factors expert witness is to provide expertise on the interaction between people and systems, including ergonomics, safety, and design.

How much can a person make as a human factors expert witness?

Human factors expert witnesses usually earn in a range from $150-$400 per hour, and sometime more, depending on whether it is for testimony or investigation.

What are the qualifications of a human factors expert witness?

The qualifications necessary to be a human factors expert witness in legal proceedings include understanding of ergonomics, safety culture, and human error, as well as strong research and analytical skills.

What type of evidence is gathered in a legal proceeding by a human factors expert witness?

A human factors expert witness may gather evidence such as eyewitness accounts, accident reports, and physical evidence to analyze human behavior and decision-making in a legal proceeding.

What types of cases involve expert opinions from a human factors expert witness?

Cases involving accidents, product liability, workplace safety, and medical malpractice may require expert opinions from a human factors expert witness to analyze human behavior, cognition, and performance.