Biomechanics Expert Witnesses: 14

Jason Young, BESc., MASc, PEng, is the President of Advantage Forensics Inc., a multi-disciplinary forensic engineering firm in Ontario with service across Canada and the U.S., including N.Y., Michigan, Ohio, Penn., Mass., Vermont, California, Nevada, Arizona, Texas, Missouri & Hawaii. Mr. Young is an outstanding seasoned expert in collision reconstruction, human factors, biomechanics, patent infringement, and waterparks with an exceptional track record at mediation and trial. 

Our firm was VOTED #1 EXPERT WITNESS in Accident Investigation & Reconstruction in Canada.  We have conducted thousands of forensic investigations with tremendous success at trial for our plaintiff & defence clients in:

• Collision Reconstruction - pedestrian, nighttime visibility, motorcycle, bicycle, truck, data recorder download & analysis, freeway collisions, computer simulation, winter maintenance, road design, forensic video analysis, snowmobile, Segways
• Human Factors - perception reaction time, driver behavior, road signage, warnings & labels, product misuse
• Slips, Trips & Falls - friction testing, staircase building code assessment, fall hazard assessment
• Biomechanics - seatbelt use, injury thresholds, fraud investigation, fall dynamics, occupant ejection, whiplash & concussion thresholds
• Product Failure - materials failure, design assessment, safety factor testing, electrical failure
• Playground, Fitness Equipment & Sports Accidents - playground, exercise equipment, marine, trampoline, ski, sports facilities
• Waterpark, Pool, Zipline & Amusement Ride Accidents - waterslides, friction testing, zipline, aerial adventure, acceleration testing 
• Fire & Explosion Investigation

Our team of over 30 experts and consultants provides the full complement of forensic, academic, research & courtroom experience.

Mr. Young is a licensed professional engineer and seasoned expert with over 20 qualifications at Superior Court level, over 20 publications, and 2500 forensic investigations with 1500 trial-ready reports over 20 years in Collision Reconstruction, Human Factors, Biomechanics, Patent Infringement, Road Design & Waterslide Design. 

Mr. Young has a Masters in Biomedical Engineering and a Bachelors in Mechanical Engineering, as well as numerous certifications and contributions to standards in these areas. Mr. Young has provided seminars to law conferences for over 15 years on these topics. Mr. Young is a long-time member of CATAIR, HFES, CARSP, and ASTM. See our website at www.aforensics.ca for additional information. We also offer the option of fixed file quotes GUARANTEED within 10%. View Advantage Forensics' Consulting Profile.

Carl Berkowitz, PE, Ph.D., AICP, is a Transportation and Traffic Engineering expert with almost 50 years of expertise. He's held various managerial and administrative positions in the transportation industry, government, private, and academic sectors.

Dr. Berkowitz has extensive multi-modal experience in planning, design, engineering, safety, security, construction, maintenance, operations, and management. He has written and edited numerous reports, studies, articles, and columns for major publications, journals, newspapers and scholarly periodicals.

Background Experience:

• Transportation and Traffic Engineering Consultant, 1988 - Present
• New York City Department of Transportation, New York, 1970 – 88
• New York State Office of Planning Coordination, New York, 1967 - 70
• New York State Department of Transportation, Babylon, NY, 1963 - 67
• New York City Transit Authority, New York, 1962 - 63

Litigation Support - Dr. Berkowitz has served as a litigation consultant since 1997.  He has the background and experience to make him ideally suited to contribute important information at every stage in the litigation process. Dr. Berkowitz is able to explain complex issues in layman terms, suggest strategies, investigate and uncover facts, perform literature reviews, research, and prepare safety evaluations. He has been deposed / testified over 50 times in the last 5 years.

Envista Forensics is a global leader in Forensic Engineering & Recovery Solutions. They provide Cause & Origin, Failure Analysis, Fire and Explosion Investigations, Accident Reconstruction, Damage Evaluations and Equipment Restoration Services following disasters of all kinds. Envista has offered Consulting Services to the insurance, legal and risk management industries, as well as businesses, public entities, and universities for over 25 years.

Their Experts travel globally from 30 offices located across the U.S., Canada, Mexico, the U.K., Australia and Singapore. Envista's experience counts when equipment, systems, structures, or data have been threatened by catastrophe or litigation. Their experts and advisors determine cause and responsibility, and identify the nature and extent of damage or loss and provide a full range of solutions to protect their assets.

Envista's technical professionals are trusted advisors and industry leaders. Their expertise is broad and deep, capable of withstanding all forms of scrutiny. Envista's services are available globally so that certainty is assured no matter where in the world it is needed. As the recovery from disasters has grown more complex, Envista has developed a comprehensive array of services to help their clients and has associates located around the globe to provide assurance no matter the type of loss or location of the disaster. Envista helps attorneys quickly get to meaningful answers on the many technical issues at the center of a dispute. Their engineers have decades of experience working with both defendants and plaintiffs.

They offer effective Expert Witness Testimony, with the ability to communicate effectively, build rapport with juries and judges, and maintain adherence to structured, methodical approaches in drawing conclusions are all extremely critical. Envista Forensics understands how critical the selection of an expert can be, and we understand what makes experts effective. Their court qualified experts have extensive experience providing expert testimony on a wide variety of engineering and technical matters.

Areas of Expertise:

View Envista's Consulting Profile.

Toxicology

Epidemiology

Industrial Hygiene

Mold

Asbestos

Benzene

Biomedical Engineering

Accident Reconstruction

Electrocution

Building Related Disease

Biomechanics

Bed Bugs

Dr. Kevin A. Rider, PhD, PE, CPE of Forensic Human Factors, LLC., providing investigations and expert testimony regarding predictable human behavior, particularly as it relates to motor vehicle and pedestrian collisions, premises liability, and slips, trips and falls, the design and use of products, and adequacy of warnings/instructions. His work focuses on identifying the Human Factors Elements that lead to unfortunate incidents, and what should have been done to prevent them. 

Dr. Rider is a Licensed Professional Engineer and Certified Professional Ergonomist, and has studied human movements and behavior, and served as a human factors consultant since 1999, including five years teaching industrial engineering and occupational safety courses at West Virginia University. He has presented at professional conferences, both nationally and abroad, and his research is published and cited in a number of peer-reviewed journals. He continues to serve as a reviewer for conference and journal manuscripts. 

Dr. Rider has testified over 100 times, and excels at educating attorneys and jurors. His services are available to attorneys for both Plaintiff and Defense. 

Areas of Expertise:

• Driver Behavior - Cell Phone Use and other In-Vehicle Distractions
• Product Liability - Design, Guards, Warnings, Adequacy of Instructions
• Premises Liability - Sidewalks, Shopping Centers, Community Parks, Retail Displays
• Slips, Trips, and Falls
• Visibility and Lighting - Illumination and Conspicuity of Objects
• Workplace Safety - Defective Products, Gross Negligence or Misconduct, Third Party Actions on Worksites
• Machine Guarding 

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Timothy P. Harrigan, ScD, MBA, PE, is a Mechanics / Biomechanics and Modelling and Simulation Engineer with over 35 years of experience. He has spent 15 years in Orthopedic departments and the rest of his career in Biomedical Engineering. Dr. Harrigan has done accident reconstruction through analytical and computational models, and extensively used FEA, CFD and, Fluid-structure models.

Litigation Support - Dr. Harrigan has strong analytical skills and qualifications for both the biomechanical issues and the interacting mechanical and electrical environments. He works on both Design and Manufacturing Defects in Medical Devices, including total joint replacements, IV tubing, insulin pumps, IV fertilization, and heart valves. With 3 US Patents, and having passed the patent bar, Dr. Harrigan works effectively with IP professionals on expert reports Injury Biomechanics and Intellectual Property. 

Dr. Harrigan investigates injury and accident scenes to gather relevant data and develop quantitative models for impact injury, blast effects, vehicle collisions, industrial accidents, and premises injury. He develops situation models, accident scene models and device models, and evaluates the strengths and weaknesses of inferences from those working models. He's been Daubert/Robinson challenged but never excluded.

Selected Cases - August 2009 to Present:

• Investigated and testified on biomechanics in consumer product liability suit based on Chinese-made inflatable pool slide; won $20M verdict in Massachusetts. (Aleo v Toys-R-Us)
• Investigated and testified on biomechanics in consumer product liability suit based on Chinese-made inflatable pool slide; won $4M verdict in Missouri. (Grantham v Wal-mart)
• Investigated and testified on biomechanical factors in injury, including product, premises, and transportation litigation
• Provided expert testimony, developed finite element models, and made pressure measurements on bicycle seats in support of $3+M patent infringement claims in the U.S., Italy, and China
• Provided court testimony, deposition testimony, and reports in Patent infringement and validity actions including Inter-partes reviews. (IPR)

Certifications:

• Registered Professional Engineer, State of Texas #86769
• Registered Patent Agent, US Patent and Trademark Office, Registration #51,784

Auto • Airbag • Bicycle • Boating • Bus • Chair Design / Safety / Failure • Diving and Drowning • Electrocution and Shock • Elevator • Escalator • Fires and Explosions • Forklift • Gate • Golf Cart • Highway Design and Safety • Ladder • Law Enforcement • Lighting & Illumination • Loading Dock • Metallurgy • Motorcycle • Paintgun • Playground Safety • Press • Ramps • Rollercoaster • Safety Guards • Scaffolding • Seatbelts • Slip / Trip and Fall • Spas • Stairs • Swimming Pool Design and Safety • Tractors • Trailers • Trucks • 3D Scans

The four PhD and registered PEs at Miller Engineering are celebrating 40 years of Professorships at three universities along with providing services to Government, Insurance, and Industry—through research, publications, presentations, and expert testimony. We have a dedicated office with a full time staff of engineers, researchers, and technical writers. The span of our collective academic and experiential expertise covers well the Mechanical, Electrical, Chemical, Agricultural, Industrial, Human Factors, Ergonomic and Safety fields of engineering. The areas listed below are from actual projects completed in our 40 years of history. 

Nancy M. Major, MD, has been a board-certified, fellowship-trained Musculoskeletal Radiologist for 20 years, having spent nearly all in an academic position. Dr. Major's area of research interest is musculoskeletal imaging with a concentration in sports-related injuries, musculoskeletal tumors, and biomechanics associated with injuries. 

Dr. Major completed radiology residency at UCSF and musculoskeletal (MSK) fellowship training at Duke University where she remained on faculty for 13 years. While there, she taught residents, fellows, med students, and an undergraduate class (Radiology of Sports Injuries). Dr. Major then moved on to the University of Pennsylvania to become the chief of MSK radiology. After a couple of years, she chose to look more at the business side of the practice and worked with a 25 person orthopedic specialty group in Allentown, PA as their radiologist.

Dr. Nancy Major at RSNA

Litigation Support - Dr. Major has provided expert witness services for approximately 13 years in cases involving X-rays, Orthopedic Surgeons, and Radiologists. Her services are available to counsel for both Plaintiff and Defense. Dr. Major is a well-published author and has had experience with numerous depositions and court appearances. She has been deposed over 100 times and testified over a dozen times.

View Dr. Major's Consulting Profile.

Nancy M. McClellan, MPH, CIH, CHMM, is an award winning, Industrial Hygiene and Safety expert with over 25 years of broad international experience practicing, teaching and authoring to anticipate, recognize, evaluate, control and prevent workplace health and safety hazards in high hazard industries.

Ms. McClellan is domestically and internationally recognized for leadership service to the IH profession for the American Industrial Hygiene Association (AIHA), the American Board of Industrial Hygiene (ABIH), the Occupational Hygiene Training Association (OHTA) and the Joint Industrial Hygiene Ethics Education (JIHEEC) Boards of Directors and Committees. She currently serves on the AIHA Executive Board of Directors.

Prior to her independent expert and consulting practice, Ms. McClellan practiced industrial hygiene management as a Board Certified Industrial Hygienist on a global scale for both AbbVie, a major producer of highly potent biopharmaceuticals and LafargeHolcim, the world’s largest building materials corporation.

She currently provides industrial hygiene and safety legal expert, management, training, and select field services to sectors such as the pharmaceutical, automotive, military, hospital, electronic, food, chemical, and commercial real estate industries. She is also Chair of the COHSE External Advisory Board at the University of Michigan Graduate School of Public Health, a subject matter expert, and an international expert lecturer.

As a result of combined experience, education, and certifications, Ms. McClellan was interviewed in October 2020 on the ABC Network’s Good Morning America program regarding Covid pandemic controls, as well as a number of ABC News and professional journal articles regarding the association between HVAC systems, Indoor Air Quality and the Covid pandemic to advance public and worker health protections.

Ms. McClellan has extensive expertise in Pandemic, Covid-19 Response Management, including chemical and non-chemical disinfectant exposure evaluation and real estate/facility controls.

Good Morning America Pandemic / Indoor Air Interview 

Litigation Support - Nancy McClellan seeks to work with clients that present a challenge in determining whether workers and/or the public have been exposed to chemical, biological, physical or ergonomic hazards, and are willing to objectively and collaboratively explore and investigate the scientific possibilities. Her services include thorough reporting, depositions, and trial testimony as needed.

Areas of Expertise:

• Covid-19 Response & Management  
• Bioaerosol Assessment and Pandemic Control Programs 
• Indoor Air Quality 
• H&S Policy and Program Development and Audits
• Highly Potent Compound Containment 
• Workplace Hazard Risk and Exposure Assessment 
• USP 800 Safe Hazardous Drug Handling Conformance
• Hearing Conservation Program Development and Controls
• Respiratory Protection Evaluation and Program Development
• Worksite Ergonomic Evaluation and Controls

View Nancy McClellan's Consulting Profile.

Page Engineering is a professional consulting firm that combines Ergonomics, Industrial Engineering, and Health and Safety expertise. They have served industry leaders in the areas of Transportation, Shipping, Manufacturing, and Health Care throughout the United States and Canada. Established in 1994, their approach is bolstered by years of litigation scrutiny and backed by extensive application of ergonomics, human factors, epidemiologic, and occupational medical scientific literature. They specialize in human factors and ergonomics assessments, including both acute and cumulative exposures and their hands-on approach is backed by extensive research and measurement of actual work exposure to occupational physical factors and workplace design.

Litigation Support - The professionals at Page Engineering provide forensic engineering and root cause analysis expert witness services to counsel representing both Plaintiff and Defense. Their areas of expertise include:

George B. Page, CPE, is a Certified Professional Ergonomist. Since founding Page Engineering, Mr. Page has been providing ergonomics services, integrating multiple disciplines (industrial engineering, safety, health, business, regulatory) to provide effective results, whether in the application of job analyses and job improvement processes or in physical job demands analyses. His experience includes conducting ergonomics analyses and research in the railroad industry, primarily, and in heavy industry, in general, for over 30 years. Clients include Union Pacific Railroad, Kansas City Southern Railways, Association of American Railroads, FedEx, American Petroleum Institute, Food Marketing Institute, Food Distributors International, Blue Water Bridge Authority, USPS. His expertise includes job exposure assessments, physical demands assessments, accident reconstruction, and forensic engineering.

Greg G. Weames, CPE, CCPE, CRSP, is a Certified Professional Ergonomist who provides forensic services regarding Musculoskeletal Injury / Disorder Risk and expert testimony. Since joining Page Engineering, Inc., Mr. Weames has been asked to provide consulting services in ergonomics for over 500 cases involving civil lawsuit work-related injury/disorder claims. With training, education, and experience in musculoskeletal injury and musculoskeletal disorder as a focus, he applies generally accepted methodology in his analysis of causation to a reasonable degree of scientific certainty. Mr. Weames has his expert witness experience from within the railroad industry, which includes transportation, construction maintenance, mechanical shop, communications, and office environments that support a large variety of jobs and work tasks. Over the past 20 years of providing expert witness services, Mr. Weames has relied on independent, objective measurements of claimed exposures to occupational physical factors and the epidemiologic scientific literature, relevant ergonomics guidelines, and standards to support his opinions. Mr. Weames has given depositions and has appeared at jury trials in both State and Federal US courts during his years doing expert witness work.

Stephen D. Fleming, CPE, CXLT, is an Industrial Engineer / Ergonomist whose background includes analyzing work environments and work tasks using industrial engineering work measurement methods and risk assessment models for different body regions. His expertise is in assisting industrial clients in applying ergonomics to workplace processes, tools, and equipment, including all major North American railroads, FedEx, Ford Motor Company, Lear Seating, USPS, and the Blue Water Bridge Authority. Mr. Fleming has been acknowledged for developing and implementing a methodology for measuring and analyzing exposure to whole-body vibration (WBV) and hand-arm vibration (HAV).

View Page Engineering's Consulting Profile.

Dr. J. P. Purswell, PhD, PE, CPE has extensive experience in Human Factors, Ergonomics, and Safety Engineering. He holds a doctorate in Industrial & Systems Engineering from Virginia Tech. He has taught Safety Engineering and Ergonomics in the Industrial Engineering Department at CSU-Pueblo since 1999. 

A member of the Human Factors and Ergonomics Society and the American Industrial Hygiene Association, Dr. Purswell also served as the Chair of the Industrial Engineers PE exam from 2005 to 2009. He continues to serve on the committee which is responsible for the preparation of the national professional engineering examination in industrial engineering. 

Dr. Purswell is the author of more than 20 publications and presentations on Product Safety, Occupational Safety, Printed Warnings, and Auditory Warnings. Examples of products addressed include silica, asbestos, cleaning chemicals, gasoline containers, and recreational equipment. Dr. Purswell maintains NIST-calibrated equipment for the measurement of light, sound, force, and whole-body and hand-arm vibration in addition to standard photo and video equipment. 

Litigation Support - An Expert Witness in the legal industry since 1997, Dr. Purswell has been qualified as an expert in state and federal courts across the nation in safety engineering, including safety analysis techniques such as Fault Tree Analysis and FMEA as well as product warnings / instructions and OSHA compliance issues. His services include site inspections, document review, drafting Rule 26-compliant reports, deposition, and trial testimony. He has been retained by attorneys for both Plaintiff (40%) and Defense (60%) more than 100 times, has been deposed approximately 50 times, and has testified at trial over 20 times. 

Areas of Expertise:

View Dr. Purswell's Consulting Profile.

Rapperport Associates, Inc., provides exceptional capability in Failure Analysis, Fire and Explosion Investigation, Accident Reconstruction, Structural Analysis, Mechanical and Electrical Engineering, Metallurgy and Materials Science. We have provided superior technical support for litigation since 1974, and possess an extraordinarily talented technical team with impeccable academic and industrial credentials and proven analysis capability. Our team of distinguished scientists and engineers is drawn principally from Massachusetts Institute of Technology (M.I.T.) and Stanford University. 

AREAS OF EXPERTISE:

Engineering

• Mechanical
• Structural / Civil
• Metallurgy
• Materials Science
• Aeronautics and Astronautics
• Electrical

Kristopher J. Seluga, PE, is a Mechanical Engineering, Accident Reconstruction, Biomechanics, and Safety Expert with over 20 years of experience. He received his Bachelor’s and Master’s degrees from the Mechanical Engineering department at MIT where he worked on the development of novel three-dimensional printing technologies.

Mr. Seluga is also a licensed Professional Engineer in New York and Connecticut, and has served as a member of the ANSI engineering committee for the Z130.1 and Z135 standards for golf cars and PTV’s. His research interests and peer reviewed publications span the topics of Motor Vehicle Dynamics, Product Safety, and Biomechanics.

Litigation Support - Mr. Seluga has been working as a forensic engineer at Technology Associates since 2001. He has investigated 100s of accidents for both plaintiffs and defendants. Mr. Seluga has been qualified to testify as an expert in state and federal court and is experienced in testifying in depositions and trials. He has successfully defeated Daubert / Frye challenges and can prepare and explain compelling exhibits at trial.

Areas of Expertise: