Chemical Exposures Expert Witnesses

Chemical exposures expert witnesses and consultants listed here may be able to form expert opinions, draft expert witness reports, provide expert witness testimony at deposition and/or trial as or serve as consulting (non-testifying) experts on chemical exposures. The chemical exposures expert witness listings on this page are typically from fields/areas of expertise such as: Industrial Hygiene, Neurology, Occupational Medicine, Products Liability, Public Health, Safety, and Warnings & Labels.

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Jonathan S. Rutchik, MD, MPH

Mill Valley, California
Neurology, Occupational Medicine - Neurotoxicology, Metals, Aluminum, Arsenic, Lead, Mercury, Manganese, Thallium, Tin, Zinc, Solvents, Pesticides, gases/ asphyxiants, Carbon Monoxide, Electromyography, Environmental, Chemical Exposures, Toxic Neuropathy, Mold, Head trauma
Dr. Rutchik is one of very few physicians in the United States board certified both in Neurology and Occupational and Environmental Medicine. He is also an associate professor of Medicine at UCSF where he taught medical students, medical residents and nurses. He is also an experienced California State Qualified Medical Examiner. He is a Fellow of both the American Academy of Neurology (AAN) and the American College of Occupational and Environmental Medicine (ACOEM). He provides clinical evaluations and treatment, including electromyography, of individuals and populations with suspected neurological illness secondary to workplace injuries or chemical exposure; neurological trauma, and neurological fitness for duty in safety sensitive populations. He has five office locations in Northern California; San Francisco, Richmond, Petaluma, Sacramento and Arcata, CA. Other services include independent medical examinations, medical record review, utilization review and consulting to ...
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Mason D. Harrell, III, MD, MPH, FACOEM

San Diego, California
Occupational Medicine, Public Health - Chemical Exposures, Heat Injuries, Asbestos, Dust, Mold, Air Quality, Heavy Metals, Radiation, Toxicology, Fitness for Duty, Return to Work, Malingering, Stress, Violence, PTSD, Personal Injury, Disability, Chronic Pain, Telemedicine, Primary Care
Harvard Instructor of Physicians, Harvard-trained (Residency & MPH), double board-certified, full-time practicing physician in Occupational and Environmental Medicine, Public Health, and General Preventive Medicine. Medical expert work with the Massachusetts Institute of Technology (MIT), the World Health Organization (WHO), American College of Occupational and Environmental Medicine (ACOEM), and MDGuidelines®. Published original research on Long Term and Short Term Disability in ACOEM’s Journal of Occupational and Environmental Medicine and chapter author of Psychological Factors and Workforce Health in ACOEM’s Occupational Health Guide. Published with the World Health Organization in the Journal of Infectious Disease on Ebola infections in health care workers. His involvement in the coronavirus (COVID-19) response includes instructing medical, health, and safety professionals, creating policies and procedures, directing preventive medicine and public health, mitigating transmiss...
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Theodore J. Hogan, PhD, CIH

Industrial Hygiene, Safety & Environmental

Theodore J. Hogan & Associates, Inc.

Lemont, Illinois
Industrial Hygiene, Safety - Certified Industrial Hygienist, chemical exposures, workplace injuries, workplace fatalities, safety management practices, safety warnings, safety & risk communication, OSHA compliance, laboratory safety, infection prevention, construction safety, machine safety, safety training, safety manuals, safety procedures, CIH
Dr. Hogan has consulted with 50+ defense and plaintiff firms on over 125 litigation matters, prepared over 40 expert reports, and testified in over 35 cases regarding worker chemical exposures, workplace injuries and fatalities, biohazards and safety: training, warnings, management practices, policies, and procedures. He is the former corporate head of Safety and Industrial Hygiene for the electric utility ComEd (18,000 employees). He has consulted (since 1990) with over 400 clients. Business sectors include: manufacturing, construction, utilities, food production, metals production and processing, hospitals, waste management, recycling, landfills, petrochemicals, pharmaceuticals, plastics, universities, and local governmental agencies. Dr. Hogan is a tenured Associate Professor at Northern Illinois University. His consulting work is separate from his Northern Illinois University employment.
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Deborah E Dickerson, PhD CIH CSP

Product warnings, labels, instructions

Dickerson Consulting LLC

Blacksburg, Virginia
Products Liability, Warnings & Labels - Injury, Illness, Product Liability, Premises Liability, Industrial Accidents, Warnings and Labels, OSHA, Worker's Compensation, Human Factors, Safe Equipment Design, Respiratory Protection, Respiratory Illness, Chemical Exposures, Dust, Asbestos, Silica, Lead, Temperature Extremes, Laboratory Safety
Expertise in: product design and safety; design of product warnings and labels; chemical exposure risks, analysis, and health outcomes; industrial system design, safety, and training. I am an associate professor of safety engineering and human factors engineering and the Director of the Product and System Safety Laboratory in the Grado Department of Industrial and Systems Engineering at Virginia Tech in Blacksburg, VA. I hold MS and PhD degrees in safety engineering and the certified safety professional (CSP), certified industrial hygienist (CIH), and certified hazardous materials manager (CHMM) credentials. I have over 30 years of experience in the fields of industrial hygiene and safety engineering: conducting investigations and designing safe work systems. I led a compliance organization responsible for conducting investigations and ensuring compliance with safety and health standards (OSHA and EPA). I have 21 years of university teaching experience and have taugh...