Recreation and Sports Accidents Expert Witnesses: 8

William B. Stetson, MD is an Orthopedic Surgeon who specializes in Sports Medicine with an expertise in Arthroscopic and Reconstructive Surgery of the shoulder, knee, elbow and ankle. He is an Associate Clinical Professor of Orthopaedic Surgery at the University of Southern California Keck School of Medicine and the Department of Orthopaedic Surgery.

Dr. Stetson spends over 90% of his time in clinical practice and research and has over ten years experience as an expert witness and in reviewing complex medical-legal issues. He is the Team Physician for the USA Men's and Women's Olympic Indoor Volleyball Teams and accompanied both teams to the 2012 Summer Olympics in London, England. He is a former athlete himself, a two time All-American volleyball player at the University of Southern California (USC). He is also a recipient of the NCAA's prestigious Silver Anniversary Award, given to former NCAA athletes who have gone on to distinguish themselves after graduation. 

Areas of Orthopedic and Sports Medicine Specialization:

View Dr. Stetson's Consulting Profile.

Douglas Baumgarten, M.S., offers consulting and expert witness 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.  He is a former Adjunct Professor of Health and Fitness Management at Marymount University.

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.  

Litigation Support -  Mr. Baumgarten has over 18 years of experience as a legal expert, on cases from equipment accidents to health club employee conduct. He works with both plaintiffs and defendants, and has testified in federal, state, civil and criminal courts.  Douglas Baumgarten has the experience and expertise to assist in cases involving:

View Douglas Baumgarten's Consulting Profile.

Pool Operation Management (POM), founded in 1980, is an Aquatics Safety and Risk Management firm that is nationally recognized for pool consulting services including liability and risk management, compliance with governmental regulations, facility operations, mechanical questions, and personnel requirements. Trevor A. Sherwood II has extensive experience in the swimming pool industry, with 30 years of experience in service, consulting, training and education, code/regulations development, and expert witness. He has contributed to aquatic textbooks and related articles, influenced State Recreational Bathing Codes, and presented at national industry conferences. He has provided leadership to such organizations as National Swimming Pool Foundation (NSPF), Northeast Spa & Pool Association (NESPA), Community Association Institute - New Jersey Chapter (CAI), New Jersey Apartment Association (NJAA), New Jersey Parks and Recreation Society (NJPRS), Pennsylvania Parks and Recreation Society (PRPS) and New Jersey and Massachusetts Health Departments. He has been retained by attorneys for both Plaintiff and Defense. Mr. Sherwood's extensive swimming pool consulting experience qualifies him to appear in court on the following matters:

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Mari S. Truman, PE, has more than 40 years of experience in Orthopedic Product Design and Development. As Principal Engineer with her company, Orthobiomech, LLC, she acts as an R&D design and development consultant to the orthopaedic industry and an injury biomechanics and medical device forensic expert. Ms. Truman's design experience includes implants and instrumentation systems used to repair fractured bones, torn ligaments and/or to reconstruct spine, knee, wrist, hip, ankle, elbow, thumb based cmc, and other finger and toe joints for many of the USA based orthopaedic conglomerates and a few Asian, Australian and European firms. Having designed and developed implants and instruments used for both human joint reconstruction and skeletal trauma repair, 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.

Litigation Support - Ms. Truman has been providing Forensic Impact and Injury Biomechanics and Orthopedic Biomechanics to the legal industry for over 15 years. She draws on her strong knowledge of FDA and ISO EN13485 compliant design control processes, failure modes and effects analysis, clinically relevant tissue loading, and design safety assurance, including device performance requirements and warnings, during her medical device litigation reviews. Ms. Truman has a strong knowledge of the production and quality assurance processes used in the manufacture, cleaning, and sterilization of medical devices and the effects of such processes on product performance.

Analysis of Traumatic Injuries Related To:

View OrthoBioMech LLC's Consulting Profile.

Martyn C. Thake is an expert specializing in Motorsports, Motorsport Special Events, and Motorsport TV Production Set Safety. With more than 40 years of comprehensive experience, he has worked on more than 100 facilities around the world.

Litigation Support - As an experienced expert witness, Martyn has performed hundreds of operational reviews, track inspections, designs and redesigns for CART / Champcar, IMSA, ALMS, FIA, IRL and SCCA, as well as insurance companies and independent clients from around the world. He has advised and testified for both plaintiff and defendant in the areas of:

Background Experience - Encompassing all areas of: facility design, operation and management, racetrack design, construction management, event promotion, event management, operations and logistics management, sanctioning body track inspection, insurance inspection, risk management inspection, risk assessment, safety plan design and implementation, event management planning and implementation, race car design and manufacture, performance driving instruction and emergency service dispatch.

More than 100 different motorsports and entertainment facilities (including drag strips, dirt ovals, paved ovals, go-kart tracks, motor-cross tracks, permanent road courses, 30+ temporary street races, temporary events, and TV shows) around the world have benefited from his input on their operations procedures and facility/track design, redesign, and inspection. 

As an FIA track inspector, Martyn currently serve as the backup inspector for FIA-licensed tracks (Grade 2 or higher). He is an instructor for the SCCA’s Track Reviewer program and a motorsports submission reviewer for the NFPA.

Martyn was a founding board member of the Motorsports Safety Foundation. MSF is a non-profit organization dedicated to improving safety standards in all forms of motorsport. As Director of Circuit Development for CART and Champcar (2001-2006), he was responsible for the operational readiness of the racetrack and operational television production for all the tracks the series raced on. 

Harvey C. Voris’ entire engineering career has been devoted to the Fitness Industry. He has over 35 years of Fitness Equipment Design experience and has been issued 7 U.S. utility patents. Mr. Voris has a Bachelors of Science in Engineering from UCLA with a specialization in Bio Structural Mechanics. 

Mr. Voris' Masters in Engineering is from Cal State Long Beach where he specialized in Fatigue and Failure Analysis. He has spent 21 years devoted to the development and promotion of safety standards for the fitness industry. Mr. Voris has authored numerous standards and has chaired the ASTM committee devoted to fitness standards development since 1995. 

Litigation Support - Mr. Voris provides engineering analysis and accident reconstruction related to consumer and fitness products and facilities. His services are available to attorneys representing both plaintiff and defense. With 35 years of experience, a biomechanics background, and extensive experience in design and product testing, Mr. Voris speaks with authority on the following critical issues:

Product Liability - Patent Development - Patent Infringement - Facility Risk Management - Standards Compliance

View Harvey Voris' Consulting Profile.

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.

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: