Hazardous Materials Pollution Expert Witnesses: 7

Dr. William R. Sawyer  is a Professional Toxicologist with a doctorate in toxicology from Indiana University School of Medicine. He has over 32 years of extensive experience in Public Health and Forensic Toxicology with specialized expertise in causation analyses (plaintiff and defendant) including Alcohol toxicology, Drugs-of-Abuse, Pharmaceuticals, Herbal Products, Dioxins, Solvents, Heavy Metals, Crude Oil and other Chemicals. Dr. Sawyer has testified in trial or deposition in over 30 states including NY, MA, CT, PA, RI, NH, DE, NJ, WV, VA, NC, SC, GA, FL, AL, MS, LA, AR, MO, KY, IN, IL, WI, MI, OH, MN, MT, WA, CA, TX, OK. As a skilled scientist and communicator in the area of toxic tort, Dr. Sawyer provides services to governmental agencies, corporations, select plaintiffs or defendants. Dr. Sawyer currently serves as Chief Toxicologist for TCAS, LLC, and served for 23 years as an Assistant Professor (adjunct) with the Department of Medicine, Upstate Medical University, Syracuse, New York. Dr. Sawyer also has approximately 14 years experience as a licensed clinical and environmental laboratory director in several states. Lisa Myers interviews Dr. Sawyer on NBC Nightly NewsTCAS Services and Expertise:

Alcohol Toxicology Analytical Testing Asbestos Toxicology Birth Defects Carcinogenesis Causation Assessments Chemical Toxicology Carbon Monoxide

Dioxin Toxicology Forensic Chemistry Forensic Toxicology Laboratory Services Mass Toxic Tort Medical Malpractice - Pharmaceuticals Petroleum Toxicology Forensic Source ID

Qualifications & Experience

• Academic Affiliations- Medical School Faculty (adjunct)
• Government Experience - Public Health Toxicologist
• Toxic Tort Causation / Determination - Defense, Plaintiff
• Experienced Clinical and Environmental Laboratory Director
• Considerable Experience with Mass Toxic Torts

View Dr. William Sawyer's Consulting Profile.

Christopher E. Janson, MS, CSP, CHMM is a Board Certified Safety Professional with 20 years of experience providing Accident Reconstruction and Failure Analysis services. Mr. Janson has held safety management positions with several Fortune 500 companies. He has also worked with a variety of firms as a consultant for the insurance industry.

Mr. Janson offers litigations support, expert witness, and testimony services for clients involved in safety related matters. His services are available to attorneys for both Plaintiff and Defense. Mr. Janson has been retained over 30 times in the last five years.

Areas of Expertise:

Accident Investigation Walking Surface Characteristics, Measurement Fall Protection Machine Guarding Product Liability & Design Safety Analysis Electrical Safety Ergonomics / Human Factors Lockout / Tagout Warning & Instruction Adequacy Retail Safety

Building & Safety Code Compliance OSHA Compliance Cranes / Scaffolds / Ladders Confined Space Safety Management Systems Material Handling/Fork Trucks Safety Equipment Hazard Communication / Chemical Safety Safety Audits Industrial Hygiene

View Christopher Janson's Consulting Profile.

For over 40 years, Chuck Dutill, P.E., D.F.E. has been performing Hydrology and Environmental Engineering nationwide. He has focused on wastewater, stormwater, flooding, sewers, septic systems, groundwater, drainage, runoff, hydrology, hydraulics, backups, drinking water, and air quality. Litigation Support - Mr. Dutill has spent approximately 30% of his professional time providing expert witness services for over 40 years. Approximately 45 to 50% of his expert witness services have been for defendants and about 50 to 55% for plaintiffs. He has issued 160 to 165 expert reports, been deposed approximately 40 to 45 times, and testified in federal and state court (including jury and non-jury trials) approximately 30 to 35 times. Forensic cases have occurred in approximately 35 states. As indicated in feedback from attorneys on expert witness cases, some of his strengths include understandable guidance, responsiveness, timeliness, communication, effective report writing, strong testimony (including on cross), efficiency, organization, and assistance with framing case issues. Expertise:

Hydrology Sewer Water Flooding  Groundwater  Hydrogeology  Drainage  Wastewater Treatment Septic Systems Utility Sewer Systems  Sanitary Sewage  Mold  Stormwater Management  Hydraulics  Hazardous Waste  Drinking Water Waste Management

Erosion Soils  Pumping  Water Quality  Air Quality  Wells  Runoff Backups  Water Mains Storm Sewers  Detention  Contamination  Spills  Pollution  Sinkholes  Sedimentation  Wetlands  Infiltration/Inflow  Dams  Floodplains

Toxicity  Remediation  Grading  Health and Safety Modeling  Odors  Combined Sewers  Overflows  Aquifers  Water Distribution Water Treatment Hydraulic Fracturing  Hydroplaning  Monitoring  Metering Maintenance  Design Construction  Inspections

CV Available Upon Request View Mr. Dutill's Consulting Profile.

Dr. Eric N. Brown, CIH, CSP, is a Certified Industrial Hygienist (CIH) and a Certified Safety Professional (CSP), with both certifications in good standing with the issuing boards. Dr. Brown holds a Doctorate in Public Health with an Industrial Hygiene specialization from the University of California at Los Angeles, and a Master’s degree in Public Health with an Occupational Health specialization from the Medical College of Ohio. He has over 20 years of experience in:

• Mold
• Health and Safety
• Industrial Hygiene
• Indoor Air Quality Exposure Assessments

Litigation Support - Dr. Brown has been a designated expert in hundreds of cases, been and has testified successfully in both trials and arbitrations. His expertise has never been challenged. His services are available to attorneys representing both plaintiff and defendant. 

Areas of Expertise:

Asbestos Bad Faith Construction Safety Environmental Ergonomics Hazardous Materials Human Factors Engineering

Industrial Hygiene & Mold Landlord / Tenant Lead Poisoning Occupational / Environmental Health OSHA Safety Wrongful Death

Howard M. Kipen MD, MPH, is Board certified in Internal Medicine and Occupational Medicine. Dr. Kipen earned a BA from UC Berkeley, MD from UCSF, and MPH from Columbia University. He currently serves as Director of the Clinical Research and Occupational Medicine Division and Professor of Environmental and Occupational Health at Rutgers University. Dr. Kipen’s research focuses on clinical and epidemiological studies of the health effects of Indoor and Ambient Air Pollution. His research uses both controlled exposure models with ozone, fresh aerosols, and diesel-enriched on-road exposures, primarily with drives on the New Jersey Turnpike. A new EPA study examines health benefits of portable air cleaners for reducing indoor air pollution levels. Biomarker outcomes presently emphasized are exhaled breath oxidative stress and invasive and noninvasive measures of vascular function. Dr. Kipen has published morethan 200 articles on environmental / occupational health. Scholarly Activities:

• Former Chair, NASA Human Research Program’s Advanced Environmental Health / Advanced Food Technology Standing Review Panel
• Member, National Academies Standing Committee on Medical and Epidemiological Aspects of Air Pollution on U.S. Government Employees and their Families, 2016
• Chair / Member Multiple Ad Hoc Grant Review Panels (e.g., NIEHS, Department of Defense)
• Governor’s Appointee, Public Employee’s Occupational Safety and Health Review Commission, New Jersey Department of Labor
• Member, Public Health Scientific Advisory Board, New Jersey Department of Environmental Protection

Litigation Support: Dr. Kipen has 35 years of litigation experience. He has expertise in various Toxic Torts including asbestos, benzene, mold, air pollution, occupational and environmental cancers, and other diseases. He also has expertise on "Multiple Chemical Sensitivities" (MCS). Dr. Kipen has particular experience as an asbestos plaintiff's expert and both plaintiff and defense experience with other toxic torts. His services include medical record review, thorough reporting, depositions, and trial testimony as needed.

Joseph H. Guth, PhD, CIH, has in-depth expertise in many fields of Toxic and Hazard Assessment, as well as a very broad background in both academia and industry. A Chemist and Biochemist, he is the President and Principal expert of Scientific and Forensic Services, Inc.

Background Experience - Having a broad range of in-depth experience in numerous fields of science, Dr. Guth has owned and operated several testing and R&D laboratories over a 50 year period, including nationally-known Interscience Research Inc. In basic and applied research, university teaching and finally as Laboratory Director, his scientific expertise was developed first-hand in the many specialties that his laboratories were called upon to perform.

Litigation Support - Dr. Guth has offered his independent expertise in 100s of civil and criminal cases since 1979. He has also been a consultant and peer reviewer for EPA and NIOSH. He currently specializes in Toxic Torts and related matters both inside and outside of the workplace. He has numerous regular nationwide clients in the legal profession and the insurance industry.

Attorneys throughout the U.S. have found Dr. Guth's ability to examine, test and evaluate their cases and the evidence to be invaluable. If desired he can provide multifaceted support for many kinds of cases. Examples of his broad expertise also involve such issues as Standards of Industry, state-of-the-art, duty-to-warn, warning labeling and applicable governmental regulations.

Services - Consulting, retrospective hazardous exposure assessments, site inspections and sampling, some testing and examination services, reports, research & development, and court testimony.

Areas of Expertise:

• CHEMISTRY - Analytical, Environmental, Inorganic, Metallurgical, Organic, Polymer, Biochemistry, Forensic, Atmospheric and Compressed Gases, Nuclear Chemistry, Food and Pharmaceutical Analysis; Water Testing, Industrial Process Troubleshooting
• INDUSTRIAL HYGIENE - Comprehensive Practice, OSHA Compliance, Toxicology, Carcinogen Exposure, Hazardous Exposure Risk Assessment, Exposure Modeling, Asbestos Issues, Lead Poisoning Issues, Pesticide Poisoning, Solvent Exposure, Indoor Air Quality Evaluation, Microbiology, Mold, Physical Stressors, Radiation Exposures, Safety Assessment, Material Safety Data Sheet Development
• MATERIAL SCIENCE - Properties and Strength of Various Materials, such as Metals, Plastics and Other Polymers, Glass, Textiles, Masonry, Construction Materials; Failure Mechanisms of Materials, Product Designs and Safety
• OTHER FIELDS - Labeling and Duty to Warn Issues, Quality Assurance Program Evaluations, Environmental Impact, Industry Standards, State-of-the-Art Issues, Governmental Regulatory Issues, U.S. Environmental Protection Agency Requirements, U.S. Consumer Products Safety Commission Issues, U.S. Food and Drug Administration Issues

Robin D. Franks, PG, CHMM, RSO has over 25 years of relevant industry experience as a professional Geoscientist / Geologist and Certified Hazardous Materials Manager. President and TGE Resources, Inc., she offers environmental due diligence, industrial hygiene, environmental compliance auditing, and remediation management of affected real property services.

Ms. Franks provides litigation support and client representation with regard to environmental matters. She has been actively involved in more than 35 "merger/acquisition" projects encompassing over 750 sites nationwide. As senior Technical Advisor, she has been involved in thousands of real property investigations, many of which have involved remediation/closure projects within Texas and throughout the United States.

Areas of Expertise:

• Real Estate Assessments - Environmental Due Diligence
• Environmental Compliance Audits
• Remediation Management, Corrective Action (Clean-up) Consulting of Contaminated Real Estate
• Risk-Based Closure
• Hazardous, Solid Waste Materials Management, Clean-up Consulting of Affected Property
• Asbestos, Lead-Based Paint, Mold/Fungal, Industrial Hygiene
• Radiation Safety (NORM)
• Petroleum Storage Tank (PST) Management, Compliance, Corrective Action
• Environmental Testing, Clean-up Consulting

View Dr. Franks' Consulting Profile.