Recreation and Sports Accidents Consultants: 8

Dr. C.J. Abraham, P.E. is a Licensed Professional Safety Engineer with over thirty five years of international experience consulting to insurance companies, municipalities, government agencies, and the legal profession. He provides consultation to International corporations in the areas of New Product Development, Manufacturing, Packaging, Warnings and Instructions. 

Dr Abraham's services include Expert Witness Testimony for both Plaintiff and Defense in matters involving Personal Injury and Product Liability. 

Areas of Expertise:

Construction Accidents OSHA ADA Labor Law Human Factors Household / Industrial Products Safety Engineering

Retail Store Safety Industrial Hygiene Textiles Fires / Explosions / Flammable Fabrics Slips / Falls Recreational / Sports Accidents Toxic Exposures

Ken Tannar’s Golf Expertise is unique in the legal world. As an Errant Golf Ball expert, Mr. Tannar can analyze and give advice on potential damage produced by errant golf balls. With an increase in residential developments built around golf courses, errant golf balls will almost certainly cause damage to property and/or persons. 

Mr. Tannar provides litigation support services on all cases involving golf club / ball interactions. Having consulted on over 70 cases, he uses a highly accurate golf ball projectile model, Mr. Tannar can determine the “zones of danger.” including:

Golf Netting Safety Height - Topographic Errant Ball Analysis - Adjoining Property Errant Golf Ball - Safety Determination

Mr. Tannar has been providing expert advice to golf courses, driving ranges, residential properties and the courts for since 2000. He has advised on cases in Australia, Canada, Norway, Spain, UK and many of the US States.

Harvey C. Voris is a Product Design Engineer with 35 years of proven experience in the Fitness Industry. Mr. Voris has designed and worked on approximately 200 fitness products and has been issued 7 U.S. utility patents. 

Consulting Services Include:

• Standards compliance evaluations of products, facilities and providers
• Design, analysis, and sourcing services for product concept through manufacturing
• Manual, warning, and documentation drafting
• Testing protocol design, testing apparatus design, and industry standard compliance verification

Mr. Voris has a Bachelors of Science in Engineering from UCLA with a specialization in Bio Structural Mechanics. His Masters in Engineering is from Cal State Long Beach where he specialized in Fatigue and Failure Analysis. Mr. Voris has spent 21 years devoted to the development and promotion of safety standards for the fitness industry. He has authored numerous standards and has chaired the ASTM committee devoted to fitness standards development since 1995. Mr. Voris has also delivered seminars on Fitness Safety Standards and Product Design topics both nationally and internationally. www.experts.com

View Harvey Voris' Expert Witness Profile.

OrthoBioMech LLC provides Medical Device Development and Injury Biomechanics Analysis services to the orthopedic and legal fields. The founder, Mari S. Truman, PE, has more than 37 years of experience in Orthopedic Product Design and Development. As Principal Engineer, she acts as an R&D design and development consultant to the orthopaedic industry and an injury biomechanics and medical device forensic expert.

While working for and with the major US Orthopaedic companies, she designed numerous instruments and implants for repair of skeletal injury. Ms. Truman is named on 12 Orthopaedic Patents and frequently gives talks on implant design and injury biomechanics on topics such as: knee and thumb-based joint surfaces and kinematics, joint design, rapid prototyping, medical device design control, and injury biomechanics.

Ms. Truman founded and ran ArthroMotion (1993-1997) and Seabrook International LLC's Midwest Design Center (1999-2002). Her project experience (non-inclusive):

• Total and Hemi Joint Resurfacing Systems: Hip, Knee, Wrist, Ankle, Hand/Toe, CMC, PIP, DIP, Shoulder
  
• Trauma Systems: Plates, specialty screws, intramedullary nails, wires, cables, external fixation systems, spinal fusion systems
  
• Soft Tissue Reattachment Systems

Speaking Venues: ASME Congress, North American Spine Society, Southern Biomedical Engineering Conference, International Society of Biomechanics, National Manufacturing Week Conference, American Society for Surgery of the Hand, International Hand and Wrist Biomechanics Symposium, International Federation of the of the Societies for Surgery of the Hand, Vth International Symposium on Computer Simulation in Biomechanics, Indiana Medical Device Manufacturer’s Council, Ohio Bar Association and the Ohio Trial Lawyer’s Association.

View Mari S. Truman's Expert Witness Profile.

Trevor A. Sherwood, II, Owner of Pool Operation Management (POM), provides consulting services pertaining to all aspects of Swimming Pool Regulations, Maintenance, and Training. Mr. Sherwood offers services for swimming pool marketing and promotion, safety and health issues, general maintenance, pool troubleshooting, and liability and risk management as well as swimming pool problems and pool-related emergencies. POM has provided professional consulting for commercial aquatic facilities nationwide and as well as a myriad of state-centered advisory committees. They are also winners of the NSPF® Special Achievement and NSPF® Top Instructor awards. Mr. Sherwood and his team at POM provide consulting, training, and services for pools throughout the entire Northeast, the Southeast, Hawaii, Caribbean and South Pacific. Their clients include engineers, maintenance staff, service technicians, property managers, attorneys, health departments and homeowners in the areas of inspections, plan review, contract review, code interpretation, safety requirements, and management issues. Selected Achievements:

• Personally trained over 11,000 Certified Pool Operators® as of 2020.
• Lead instructor for the Northeast Spa and Pool Association to the VGB training team to provide training services on compliance with the Pool and Spa Safety Act to health and building code officials in NJ, PA, CT and NY
• Pool seminars for NJAA, PRPS, NJRPA, NJ ALPHI, NJ DOH
• Only CPO® certification presenter at the Atlantic City Pool and Spa Show, the largest pool trade show in the pool industry annually

View Expert Witness Profile.

Quality Forensic Engineering, LLC is a full-service forensic engineering firm, providing engineering support to clients in the areas of accident reconstruction, biomechanics, fire investigations, patent litigation analysis, premises liability, product liability, and tire failure analysis. We use the latest technology and industry proven techniques to provide thorough analysis and conclusions for the most difficult engineering questions. Our forensic engineers support clients throughout the U.S. Our locations include Tallahassee, FL; Jacksonville, FL; Tampa, FL; New Orleans, LA; San Diego, CA; and Tucson, AZ.

Dr. Brian Pfeifer, P.E. - Dr. Pfeifer is an Engineering Expert with over 27 years of experience investigating thousands of cases involving a variety of forensic engineering issues. He is a leading expert in accident reconstruction, roadside safety, maintenance of traffic, commercial vehicle accidents, pedestrian accidents, bicycle accidents, and the 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 30 patents have been filed worldwide on behalf of Dr. Pfeifer and associated colleagues who invented safer guardrail systems, vehicle storage systems, shipping container handling systems, and material handling and storage methods. He has also utilized his technical knowledge and understanding of patents to assist in a number of matters involving patent litigation.

Dr. Pfeifer has published numerous papers to various organizations, covering topics such as new guardrail systems, energy absorbing guardrail terminals, breakaway sign mechanisms, and material handling technology. He has shared his expertise with many organizations on topics including vehicle collisions, bicycle accidents, roadway construction zones, and accident reconstruction expert witness utilization. Dr. Pfeifer is a registered Professional Engineer in nine states and he continues to refine his skills and knowledge of accident reconstruction and roadside safety by staying current with new technology and best practices. Dr. Pfeifer has extensive experience with providing deposition and trial testimony as an Engineering Expert.

See Full Bio & CV.

Expertise:

Automobile Collisions Tractor-Trailer Collisions Guardrails / Bridge Rails Construction Zones Bicycle Accidents Pedestrian Accidents Motorcycle Accidents Occupant Kinematics

Roadside Safety Airbag Control Module (ACM) Analysis Tractor Trailer Electronic Control Module (ECM) Analysis Product Failure Analysis Maintenance of Traffic (MOT) Evaluation Restraint System Analysis Patent Litigation Technical Analysis

Dr. Ian M. Zeller, PhD, ACTAR, is an accomplished engineer with more than 10 years of experience in Biomechanics and Computational Dynamics fields. He has investigated hundreds of cases ranging from motor vehicle accidents, recreational incidents, medical device designs, as well as injuries from product liability all across the United States. 

Dr. Zeller has graduate level experience in computational dynamics and orthopedic biomechanics with a specific emphasis in dynamics, vibrations, joint contact mechanics, and muscle control during static and dynamic loading applications. Dr. Zeller’s past research includes clinical and computational analysis of the human body with respect to the design and implantation of orthopedic devices for the knee, hip, and spine. He has published in peer-reviewed journals and presented research at both technical and surgical conferences in North America, Europe, and Asia. Dr. Zeller also worked with surgeons across the United States in the design and assessment of knee replacement devices, including personalized and prototype devices to optimize for efficacy and safety. 

Dr. Zeller is also accredited as a traffic accident reconstructionist and continues to conduct research as well as maintain a current knowledge of developing trends and best practices in the biomechanics and engineering fields. Dr. Zeller has published to various organizations on topics ranging from knee replacement design, forward solution modeling, joint mechanics, personalized joint replacements, material structures and properties as well as biological modeling of disease distributions. He also has an extensive testifying history including depositions, trials, and arbitrations. 

See Full Bio & CV.

Expertise:

Biomechanical Analysis Accident Reconstruction Injury Consistency Mechanism of Injury Analysis Vehicle Occupant Kinematics Falling Object Mechanics and Analysis Bicycle Accidents Pedestrian Accidents Amusement Park and Playground Accidents Crash Data Retrieval and Analysis

Product Failure Analysis Seat Belt Analysis Restraint System Occupant Position Determination Sequential Events Analysis Speed Analysis Vehicle Damage Consistency Collision Avoidance Material Fracture Analysis

 Michael R. Hill, PhD, PE, is a Biomechanical Engineer passionate about applying biomechanics techniques to solve diverse problems in forensics, medical research, engineering, biology, science, and mathematics. He is an expert in experimental, theoretical, and computational Tissue Biomechanics, with a focus on injury mechanisms, human tissue damage, and nonlinear soft tissue mechanics.

Dr. Hill’s core strengths are in orthopedic and cardiovascular biomechanics, vehicle accident reconstruction, injury consistency analysis, mechanical design, instrumentation,
experimental analysis, numerical methods, simulation, statistics, and image processing. Dr. Hill has lectured in the field of biomechanics and numerical methods, and his research has been published in 16 academic articles and presented at 40 international and national scientific conferences.

See Full Bio & CV.

Expertise:

Vehicle Accident Reconstruction Occupant Kinematics Orthopedic and Cardiovascular Biomechanics Human Tissue Damage Mechanics Slip, Trip, and Fall Analysis

Computational Mechanics  Experimental Biomechanics Image Analysis Computational Modeling Event Date Recorder (EDR) Data Retrieval and Analysis Automobile Restraint Analysis

View Quality Forensic Engineering Industrial Forensic Engineering Consulting Profile.

SPORTFIT LAB is the premier Triathlon shop and performance center in Northern Virginia, providing a full range of training services and products to suit any athlete, whether you are a triathlete, runner, bicyclist, or swimmer. With more than 40 years of experience, they offer a level of personal attention and expertise unmatched in the region.

SPORTFIT LAB uses scientific fitness assessments to develop personalized training programs that meet individual needs. They teach techniques for training and racing, and monitor progress whether training for a first race, or a 10th Ironman event. They understand busy lifestyles, and tailor each program to fit around preferred training schedules, work schedules, and family schedules.

Testing and Coaching Services:

Triathlon Training Programs V02 Lactate Body Comp Testing Beginner Triathlete Training Triathlete Science and Tips

Clinics and Seminars Swim Analysis and Lessons Running and Gait Analysis Bike Fitting

Douglas Baumgarten, M.S., Principal at SPORTFIT LAB offers consulting services related to Fitness, Health Clubs, Exercise Equipment, Personal Training and Sports. Mr. Baumgarten is a graduate of Harvard University and California University of Penna. (M.S. Exercise Science). He is a certified Health / Fitness Director (Amer. Coll. of Sports Medicine), Performance Enhancement Specialist, Medical Exercise Specialist, Bike Fitter, cycling coach, and baseball/softball official. 

Mr. Baumgarten has over 40 years in the fitness industry, as personal trainer, manager, consultant, equipment dealer, President of a large fitness company, and owner of SportFit Consulting. He has contributed to Fitness Management magazine, Boardroom magazine, Club Management magazine, and other publications.

View Douglas Baumgarten's Expert Witness Profile.

William B. Stetson, MD specializes in Sports Medicine with an expertise in Arthroscopic and Reconstructive Surgery of the shoulder, knee, elbow and ankle. He has first hand knowledge of athletic injuries and the desire that all of us have to “get back in the game”. He is an associate clinical professor of orthopedic surgery at the USC Keck School of Medicine and is the team physician on the USA Men’s and Women’s volleyball teams and was with both teams in London, England for the 2012 Summer Olympics. 

Dr. Stetson utilizes leading edge diagnostic solutions to assess and repair knee injuries, shoulder injuries, elbow injuries, and conditions relating to Arthritis . State-of-the-art, minimally invasive surgery techniques such as arthroscopic surgery means faster recovery times.

Areas of Orthopedic and Sports Medicine Specialization:

Knee Arthroscopy Shoulder Arthroscopy Rotator Cuff Repair ACL Reconstruction Treatment of Arthritis

Knee Ligament Reconstruction Recurrent Shoulder Dislocation Shoulder Impingement / Bursitis Meniscus Repair and Meniscectomy Elbow Arthroscopy

Dr. Stetson has traveled extensively throughout the world teaching and lecturing about shoulder arthroscopy and recently returned from Romania and Beijing, China where he lectured about the latest techniques of shoulder arthroscopy. He has started a non-profit organization, Operation Arthroscopy, whose mission is to bring orthopaedic surgery and arthroscopy to countries and communities in need.

View Dr. Stetson's Expert Witness Profile.