Pesticides - Insecticides Expert Witnesses: 7

Douglas L. Seemann, BCE,  is a Board Certified Entomologist (BCE) with expertise in Applied Forensic Urban Entomology and Pest Control Practices, having been retained in about 200 cases. He holds several Pest Control Licenses in California and Arizona, and an active Real Estate Broker license. Mr. Seemann recently held the Qualifying licenses for 2 southern California pest control companies and an Arizona School District. He previously held licenses in Connecticut, New York and New Jersey and additionally managed pest control branches in New Mexico, Texas, Nevada, and Sonora Mexico.  

A graduate of the University of Connecticut where he focused on medical entomology and parasitology, Mr. Seemann has served as Technical Director, Manager, VP and Owner of Pest Control companies across the country since 1983, and is currently the Technical Director of a pest control company in Arizona.

Mr. Seemann has been a consultant since 2000 and served as the Arizona Governor's appointed State Entomologist Advisor to the Arizona Office of Pest Management, and is on the BCE Continuing Education Committee for the Entomological Society of America. He was one of the authors of the Arizona State Pest Control Certification Manual, has written numerous articles in the trade publications, and taught Pest Management as Associate Professor at the State University of New York. 

Litigation Support - Douglas Seemann has served as an expert witness in numerous cases and has found that these cases rarely go to trial and typically result in a settlement once the conclusions and the supporting data are presented. If it does become necessary to appear in court or deposition, he is well prepared and qualified to do so with extensive public speaking, educational, and instructive experience. 

Mr. Seemann has represented both Plaintiffs and Defendants in numerous civil cases. To date, in cases where he was allowed to testify, none of his clients, plaintiffs or defendants, have lost a case.

Areas of Expertise:

Urban Entomology Urban Pest Control Wrongful Death Non-disclosure Personal Injury Pesticide / Insecticide Application Product Failure and Fraud Bedbugs Habitability Mosquitos

Termites / Wood Destroying Organism Damage  Cockroaches Rodents Spiders Scorpions Birds / Bats Fleas / Ticks Pest Control Practices Arthropod Vectored Disease

Dr. Glenn Prestwich  is a National Academy of Inventors fellow with over 45 years of experience as a professor, entrepreneur, and biotech startup C-suite executive. Dr. Prestwich specializes in Biomedical Intellectual Property. He has been a prolific inventor since 1977, and an expert witness in IP law cases since 2007. He is an inventor on over 95 patents and patent applications, including 48 issued patents.

Litigation Support - Dr. Prestwich brings to all legal and technical cases a deep appreciation for how chemistry informs the invention and development of products that offer solutions to problems in the life sciences and medicine, ranging from disease detection and treatment to tissue healing and regeneration. He’s been involved in intellectual property litigation that concern medical devices, diagnostics, new pharmaceuticals, drug delivery, agrochemicals, and consumer products.

As an expert witness, Dr. Prestwich enjoys the challenges of dissecting the validity (or invalidity) of patents in litigation. He appreciates the subtleties of claim construction and works collaboratively with attorneys to identify successful arguments based on sound science and legal principles. He has drafted over 40 expert reports, declarations, and affidavits in support of his attorney clients.  He has been deposed 18 times and testified in Court four times.

Glenn D. Prestwich on Accessible and Experienced Expert Witnesses

Areas of Expertise:

Organic Synthesis Natural Products Chemistry Medicinal Chemistry Mechanistic Enzymology Agricultural Chemistry Chemical Biology Biochemistry

Intellectual Property Litigation Medical Devices Diagnostics New Pharmaceuticals Drug Delivery Agrochemicals / Pesticides Consumer Products

Publications - Dr. Prestwich is an organized, clear, and effective writer. He has co-authored  over 610 additional peer-reviewed articles in the scientific literature, and written over 50 single-author scientific publications, reviews and book chapters. His publications encompass areas such diverse topics as anti-cancer drugs, gels for wound repair, cell therapy, and regenerative medicine, insect and pest control agents, cholesterol-lowering agents, lipids and cell signaling tools, and anti-inflammatory agents.

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. 

Vehicles Car/Truck Accident Reconstruction Crash Data Retrieval (CDR) Visibility & Reaction Time Analysis Tires, Trailers, Brakes & Accelerators Truck/Off Road Vehicle Egress/Ingress Traffic Signing and Construction Zones Electronic Vehicles Mechanical & Electrical Safety Product Safety & Analysis Machinery - Metal, Wood, Plastic Molding Machine Guarding & Safety, Robots, Automation Hazard and Risk Analysis Employee Safety Procedures – OSHA Electrical Distribution & Transmission Hazards

Warnings & Instructions Warning Labels & User Manual Design Hazard Analysis & Product Label Designs Medical Device & Drug Warnings & Instructions Inadequate Warnings Analysis Standard Compliance (ANSI Z535) Product Recall Information & Strategies Consumers/Household Safety Appliances & Tools Child Furniture, Choking, Playgrounds Swimming Pools & Exercise Equipment Recreation - ATV, Boats, Bicycles, Boards Ladder, Stair, Step and Railing Accidents Slip, Trip, & Fall Accidents CPSC Recall Information & Strategies

Chemicals Safety & Labeling NEW OSHA HAZCOM (2012) & GHS Review MSDS, SDS and Product Label Compliance Toxic Torts - Diacetyl, Asbestos, Benzene, Lead, Carbon Monoxide Vaping & E-Cigarette Health Effects Chemical Exposures & Workplace Safety Chemical Inhalation, Ingestion, Dermal Contact Contamination - Water & Environmental Manufacturing & Process Line Accidents Slips, Trips, Falls, & Entanglements Fires & Explosions Cause & Origin Investigations Gas, Vapor, & Electrical Spontaneous Combustion Vaping & E-cigarette Battery Failures Fire Control & Explosion Issues

Agriculture Tractor & Equipment Accidents Chemical Applications & Exposures Crop Storage & Harvesting Accidents Pesticides Construction Vehicle Visibility Accidents Slip, Trip, & Fall Accidents Power Tool Repetitive & Immediate Injuries Scaffolding - Cranes - Hoisting - Fork Lifts Insurance Subrogation & Forensics Accident Investigations Electrical & Fire Causation Chemical Leakage Damage Defective Equipment Injuries Premise and Process Damages

James M. Miller, PE, PhD – Founder  Dr. Miller is an Emeritus Engineering Professor at the University of Michigan. He has directly served in Washington originating several Federal OSHA safety regulations, and interacts regularly with CPSC regarding safety and product recalls. Dr. Miller often works on projects relating to compliance with occupational safety standards, provides upper management guidance on product design, recall and liability issues, and serves as an expert witness.

Mark R. Lehto, PhD – Co-Founder Dr. Lehto is a Professor of Engineering at Purdue University. He completed his Ph.D. in engineering at the University of Michigan, where he specialized in Human Factors Engineering, in particular Warnings and Labeling. Dr. Lehto specializes in knowledge engineering, warnings and instructions, structuring expert systems, accident modeling, accident statistical analysis, consumer product safety, boating safety, in-field national surveys of product usage, and product information effectiveness.

Adam M. Olshove, PE, MSE – Engineering Manager Mr. Olshove has over 10 years of experience providing consulting services to industry and the legal profession. He holds an MS in Mechanical Engineering with a focus on control systems and battery modeling (2019), and a BS in Mechanical Engineering (2012), both from the University of Michigan. He has performed dozens of on-site investigations nationwide in relation to consumer product design and industrial accidents, including failure analysis and testing.

James M.L. Miller, MS, PhD, EIT – Engineering Associate Dr. Miller is an Assistant Professor of mechanical engineering at Trine University in Angola, Indiana. Dr. Miller graduated with a Ph.D. degree in mechanical engineering and electrical engineering from Stanford University in 2021, advised by Dr. Thomas W. Kenny. At JMME he has applied his expertise to biomedical heat transfer problems and energy management in hydroelectric systems, solar arrays and portable battery usage.

Jeffrey D. Rupp, MSE – Engineering Associate Mr. Rupp has a BS in mechanical engineering from the University of Michigan and a MS in systems engineering and engineering management from Wayne State University. Among his company affiliates is 26 years with Ford Motor Company and Volvo Car Corporation, where he was involved in crash development and crash sensing calibrations.

Ted W. Simon, PhD, DABT, is an award winning Environmental Toxicologist and Scientist. His expertise is in toxicology, risk assessment, mathematical modeling, statistics, neuroscience, and environmental / ecological health issues.

Dr. Simon has over 10 years of experience as a toxicologist employed by the Environmental Protection Agency (EPA). He served as EPA’s senior toxicologist in the waste management division working on risk and soil cleanup.

Teaching Experience - Since 2001, Dr. Simon has served as an Instructor / Adjunct Professor in the Department of Environmental Health Science, College of Public Health, at the University of Georgia.

Public Speaker - Well published, including the author of a textbook on toxicology and environmental risk assessment, Dr. Simon has extensive national and international public speaking experience. Since 1996, he has been delivering seminars and lectures to universities and national institutes on many subjects within his area of expertise. In 2016, he delivered a lectures on “Bayesian Methods for Application of Uncertainty Factors,” to the Society of Toxicology Annual Meeting, New Orleans, LA, and “Quantitative Prediction of Phenotypic Change from High Throughput Assay Results,” to the EPA's Workshop on In Vitro to In Vivo Extrapolation, Research Triangle Park, NC.

Litigation Support - Dr. Simon has over 15 years of experience offering expert witness services to counsel representing both plaintiff and defendant. He has been retained over 20 times since 2000 for cases involving environmental risk, drug and alcohol cases, DUI, accidental poisoning, and intellectual property. Dr. Simon has particular expertise in dioxin-like chemicals and polychlorinated biphenyls (PCBs). His services include consulting, reports, deposition, and trial testimony when necessary.

Areas of Expertise:

Dioxins PCBs Drugs Alcohol Poisoning DUI / DWI Water Contamination Soil Contamination Environmental Risk Assessment

Environmental Toxicology Carcinogenicity Food Contamination Pesticides Fracking Lead Marijuana Polychlorinated Biphenyls Intellectual Property

I bring diverse, combined education, licensing, and credentialing in geology, biology, and hazardous materials management. Indoor air quality as related to asbestos, mold, lead, building hazards, vapor intrusion, OSHA worker and occupant complaints.

I manage a firm of environmental and industrial hygiene professionals while serving as an expert in my diverse field; I have over 70 retained cases complete. I can cost effectively support engagements that may require extensive data gathering across an expanded time frame. I apply my capabilities and credentials across commercial, industrial, and oil & gas settings, with a technical focus on highly regulated industry and real estate.

I have been steadily retained for expert witness services since 1995.

I specialize in structural fire forensic investigation and testing, routinely leverage post-flood emergency response expertise in buildings, specific to microbial disinfection, mold mitigation, and source mold under forensic methods of investigation that may exist under alleged building construction defects. I possess expertise in building systems and mitigating hazards from structures in advance of demolition for asbestos, lead, and other regulated materials.  I prepare, implement (and/or critically review) asbestos specifications, mold remediation protocols, OSHA-driven lead specifications, and remediation soil management plans.

I have evaluated diverse workplaces following loss reports due to alleged safety and public health concerns and offered mitigation strategies for worker safety under OSHA complaints, especially regarding respiratory protection. I have served as an expert for multiple worker injury and wrongful death allegations within the context of environmental exposure.  

View Ms. Franks' Consulting Profile.

Joel Gagnier, PhD, is an experienced clinical Epidemiologist with over 25 years of experience in the assessment of general and specific causation in cases of Exposures to Chemicals and Medical Interventions, and the Risks of Disease or Adverse Events. He is a tenured professor with over 20 million dollars in funding and over 210 peer-reviewed publications.

Dr. Gagnier has methodologic expertise in human subject epidemiologic research (and more generally epidemiology), clinical research, systematic reviews and meta-analyses, as well as basic science research, statistics and biostatistics  

Litigation Support - Dr. Gagnier is an expert at finding the relevant literature, assessing the quality of the evidence, extracting the data, performing meta-analyses, finding the magnitude of the association, doing a causation assessment (Bradford hill analysis) and coming to final conclusions. He has been an expert on 15 separate cases, been deposed 10 times, and testified 4 times.

Areas of Expertise:

Epidemiology Health Risk Assessment Environmental Medicine Toxicity Heavy Metals Glyphosate-based Herbicides Pesticides and Herbicides

Volatile Organic Compounds (ethylene oxide, benzene, PFOS/PFAS) Vaccines Medical Devices (hip and knee implants) Natural Health Products Nutritional Supplements Nutrition Patient Safety

Stephen M. Vantassel (ACE) provides expertise in Vertebrate Pest Control situations (i.e. wildlife pests with a spine) relating to industry practices, injury, pesticide use (e.g. rodenticides and fumigants), mechanical controls (e.g., traps, shooting, direct management), and habitat modification.

Stephen has assisted in cases involving skunks, bats, and birds. Since the 1990s, Stephen has wildlife control advice through training, research, publications, and/or consultation.