Chemistry - Chemical Industry Expert Witnesses: 21

John Chadwick is an AEROSOL TECHNICAL EXPERT with 40+ years of Aerosol Industry experience. Mr. Chadwick has developed multiple aerosol product types and has in-depth familiarity with aerosol systems, aerosol valve systems, containers and propellants. He provides customized training in Aerosol Technology. His most requested training program is "Aerosol Technology 101" 

He has also designed State-of-the-Art Aerosol Laboratories with a focus on the safety aspects of filling flammable aerosol products. He's assisted multiple clients in identifying, analyzing, and resolving product development, manufacturing, and quality-related problems.

Mr. Chadwick has also advised Quality Departments of contract packagers on the design and implementation of upgrades to their existing aerosol quality assurance systems and provided Quality Control Procedures to support the launch of new and improved aerosol products.

Mr. Chadwick has invented a new technology, receiving issued and pending Patents in multiple areas of Aerosol Technology.  He is familiar with all types of aerosol product types including: 

• Household Products - oven cleaners, polishes, insecticides, air fresheners, dusters, etc.
• Health and Beauty Products (HAB) - hairsprays, deodorants, mousse aerosols
• Food Aerosols - PAM cooking spray, whipped cream
• Automotive Products - lubricants, solvent sprays, de-greasers, refrigerants, etc.
• Medical - foot powder, wound sprays

Litigation Support - John Chadwick has a proven track record of successfully participating as an expert witness in court cases involving Aerosol Products and/or Aerosol Technology. He is available to provide a full spectrum of expert witness services, including technical support for Product Liability case analysis, technical investigations to determine the Root Cause of Aerosol Product Failures, thorough expert reports, depositions, and testimony at trial if needed.

Areas of Expertise:

View John Chadwick's Consulting Profile.

Dr. Charles R. Anderson has long specialized in the Characterization of Surfaces, Interfaces, Thin Films and Coatings. Since 1972 he has applied surface and near-surface analysis techniques such as x-ray photoelectron spectroscopy (XPS or ESCA) and Auger microprobe to the solution of surface chemistry and coating problems. 

Dr. Anderson worked for the U.S. Navy and Lockheed Martin Laboratories prior to starting his own laboratory in 1995. He served as an officer of the ASTM Committee E-42 on Surface Analysis and as U.S. Expert on several sub-committees of the ISO Technical Committee 201 on Surface Chemical Analysis. He especially enjoys integrating the results of multiple analytic techniques (surface analysis, thermal analysis, FTIR, SEM/EDX, optical microscopy)to solve tough materials problems.

Litigation Support -  Dr. Anderson has extensive experience in materials science as a result of solving the materials problems of many industries with the aid many analytical techniques. He is available to provide Expert Witness Services for legal matters involving Materials Failure, Intellectual Property Theft, Misrepresentation, Failure to Meet Contract Specifications, Materials Identifications and Characteristics, or Quality Issues. To ensure the accuracy and integrity of his testimony, Dr. Anderson and his staff independently analyze the relevant materials in most cases.

 View Consulting Profile.

Dr. Rolf Biernath, PhD, Chemical Engineering, University of California, Berkeley, and BChE, Georgia Institute of Technology) has over 35 years of experience in the Chemical Industry with a concentration on Polymer Science and Engineering and Material Science Fracture Mechanics. He worked in Materials and Processes at 3M for 31 years in senior technical roles developing materials, processes, and systems. His 58 US patents span a broad range of scientific and engineering disciplines.

Litigation Support - Dr. Biernath is a Patent & Civil Liability Expert Witness having worked with in-house and outside attorneys in prior art searches. He's drafted claims and strategized claims in a variety of fields. He has written Expert Reports for Civil Liability, including material failure analysis, computer simulation, and manufacturing assessment. He is known for his ability to explain complex technical problems simply.

Areas of Expertise:

Background Experience - Dr. Biernath has 58 Issued US Patents on new products and processes, including:

• Industrial Adhesives and Tapes – 3D printing materials selection, development, automation, and tape application processes
• Electronic Materials – epoxy thermoset adhesives & application process, high speed electronic connectors
• Electronic Displays and optical display films, outdoor digital displays
• Microreplication and textured adhesives and processes, microfluidics, e-Paper
• Signage – retroreflective signage, license plate recognition, ADAS,and Human Invisible, Machine-Readable Coding System
• IoT and IIoT / Automatic and predictive selection and replacement

Dr. Biernath has expertise in stresses in planar systems due to a range of causes including, thermal expansion mismatch, humidity and solvent uptake or loss, and cure shrinkage. He understands assembly processes for tapes and adhesives including interpreting Technical Data Sheets, Application Data Sheets, developing test methods, and selecting materials.

View Biernath Consulting, Inc.'s Business Consultant Profile.

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:

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.

Michael A. Pollock, PE, USPTO, is a Mechanical Engineer responsible for the design and engineering of commercial, industrial, manufacturing, institutional, and residential venues, as well as efforts relating to services and products used in and around these facilities. Mr. Pollock's full CV can be viewed at cogentexpert.com.

Business and industries include electronics, safety and construction, building materials, polymers and plastics, instrumentation manufacturing, petrochemicals, chemicals, pharmaceuticals, colleges, athletic facilities, textiles, coatings and resins, food storage, biosciences, supermarkets, inks & pigments, automotive, facility and real estate operations, agricultural, transportation, nuclear, healthcare, nutrition, retail, distributors, pulp and paper, packaging, utilities, apparel, and R&D centers.

Litigation Support - Mr. Pollock is a subject matter expert in Commercial and Industrial Engineering Applications and Projects, as well as engineering standards and applicable codes (ASHRAE, ASME, NIST, NFPA, NBIC, ASTM, SAE, LEED, ASCE, GMP, ISA, BOCA, and EPA Regulations.) He has engaged with local, state, and governmental officials and agencies regarding numerous matters over his commensurate years of experience.

Areas of Expertise:

Registrations

• Professional Engineer: PA (PE075410)
• American Bar Association (ABA) – Construction Forum
• Environmental Protection Agency (EPA) Clean Air Act Certification – Universal (includes Chillers, HVAC & Refrigeration)
• United States Patent & Trademark Office Registered (USPTO)                              

Forensic Consulting Experience

Warehouse Distribution Facility – Maryland - Evaluated a $10M (million) claim relating to purported construction defect claims by the 600,000 sq. ft. facility owner against the facility construction contractor and an original equipment manufacturer relating to installed infrastructure in the facility. Developed an expert opinion and expert report regarding the analysis of the purported defects and a proposed repair solution to correct said defects. 

 Psychiatric Hospital Facility – North Carolina – Evaluated a $28M (million) construction claim by the general contractor against a hospital facility concerning a $100M facility construction project.  Developed an expert opinion and report for general construction issues, constructability, design revisions, and corresponding delay analysis for mechanical, HVAC, electrical, smoke and fire, structural, security and building automation systems. 

Forensics Consulting Work-in-Progress 

• 2022 – International Trade Commission (ITC) Matter – Resin Manufacturing Facility Construction Delay / Completeness Analysis
• 2022 – Mechanical Systems Coatings Matter Analysis
• 2021 – Industrial Manufacturing Facility Standard of Care Matter, Construction Defect, Construction Delay     
• 2021 – Electrical Distribution System Construction Defect Matter, Standard of Care
• 2021 – Hotel Facility HVAC Materials of Construction Related Defect Matter

Dr. David A. Rockstraw, PE, is a distinguished figure in the fields of Chemical Engineering and Intellectual Property, with an impressive blend of academic and professional credentials. He has over 30 of years of experience in chemical processing and phenomena in industry, national labs, academia, and private consulting.

Dr. Rockstraw is the former Robert Davis Distinguished Professor and Academic Department Head of Chemical Engineering, Interim Academic Department Head of Mechanical & Aerospace Engineering and Creator and Director of Brewery Engineering at New Mexico State University, with over a decade of experience in the chemical process industry and national labs. 

Litigation Support - Dr. Rockstraw has supported NSF grants as a co-PI and consultant, testified in trials, arbitrations, and depositions on dozens of occasions, and has the experience of over 80 expert witness engagements and over 30 technical consultant engagements, the majority involving patent infringement, trade secret theft, and patent validity.  Work on these cases has frequently required Rockstraw to perform laboratory research or direct full-scale plant tests to collect the evidence needed to support a client’s position. He is a clear communicator, skilled educator, having experience in a wide range of chemical manufacture processes. Dr. Rockstraw is licensed in TX, NM, and CA.

Areas of Expertise:

Envista Forensics is a global leader in Forensic Engineering & Recovery Solutions. They provide Cause & Origin, Failure Analysis, Fire and Explosion Investigations, Accident Reconstruction, Damage Evaluations and Equipment Restoration Services following disasters of all kinds. Envista has offered Consulting Services to the insurance, legal and risk management industries, as well as businesses, public entities, and universities for over 25 years.

Their Experts travel globally from 30 offices located across the U.S., Canada, Mexico, the U.K., Australia and Singapore. Envista's experience counts when equipment, systems, structures, or data have been threatened by catastrophe or litigation. Their experts and advisors determine cause and responsibility, and identify the nature and extent of damage or loss and provide a full range of solutions to protect their assets.

Envista's technical professionals are trusted advisors and industry leaders. Their expertise is broad and deep, capable of withstanding all forms of scrutiny. Envista's services are available globally so that certainty is assured no matter where in the world it is needed. As the recovery from disasters has grown more complex, Envista has developed a comprehensive array of services to help their clients and has associates located around the globe to provide assurance no matter the type of loss or location of the disaster. Envista helps attorneys quickly get to meaningful answers on the many technical issues at the center of a dispute. Their engineers have decades of experience working with both defendants and plaintiffs.

They offer effective Expert Witness Testimony, with the ability to communicate effectively, build rapport with juries and judges, and maintain adherence to structured, methodical approaches in drawing conclusions are all extremely critical. Envista Forensics understands how critical the selection of an expert can be, and we understand what makes experts effective. Their court qualified experts have extensive experience providing expert testimony on a wide variety of engineering and technical matters.

Areas of Expertise:

View Envista's Consulting Profile.

JOHN A. WILLIAMS, PhD, PE, ASA, MBA, CFEI, AIChE Fellow

Dr. Williams is an International Engineering and Energy Technology Expert in the engineering analysis and financial appraisals of energy, power, and manufacturing technologies, related intellectual property (patents, trade secrets, trademarks), licensing, royalty structures, market analysis, infringement, contract breach, fraud, compensatory, taxation, and lost profit damages. Dr. Williams provides engineering analysis, forensics, financial appraisals, and quantification of economic damages for oil & gas production, solar, wind, manufacturing, oil refining, chemicals, power generation, electrical distribution, steam, RNG biogas, biomass, ethanol, biodiesel, bioprocessing, food ingredients, geothermal, coal, nuclear, steelmaking, glassmaking, storage, pipelines, water treatment, and waste-to-energy technologies, equipment, construction, and facilities.

With over 40 years of industry experience in operations, R&D, cost estimating, finance, and construction (EPC, EPCM), Dr. Williams offers a unique synergy of engineering expertise and business acumen. His exceptional ability to analyze complex technical and financial matters and express them in understandable terms has made him a sought-after expert witness in litigation risk and exposure, dispute resolution and high-stakes litigation.

Dr. Williams has led EPS, a full-service engineering firm, since 1995. Since 1996, he has been recognized by AIChE, ASME, and ASA for developing and instructing courses in technology development, project management, cost engineering, financial evaluation methods, and financial appraisals of technologies and intellectual property. His credentials include:

• Accredited Senior Appraiser (ASA) by the American Society of Appraisers in Machinery & Technical Specialties: Energy, Environmental, and Manufacturing Technologies.
• Certified Fire and Explosion Investigator (CFEI) by the National Association of Fire Investigators.
• Fellow of the American Institute of Chemical Engineers.
• PhD in Chemical and Fuels Engineering from the University of Utah
• MBA in Finance from the University of Chicago
• BS in Chemistry from the University of Delaware
• Licensed Professional Engineer in over 20 states

• Expert Witness
• Analytical Instrumentation Adaptation to Processing Equipment
• Friction Analysis
• Melt Rheology
• Extrusion Equipment: Design & Analysis of Production
• Telecommunication Cables and Insulation
• Power Cables and Testing XLDPE
• All phases of PVC Compounding & Extrusion
• Thermal Stability of Polymers
• Surface Chemistry, Metals & Polymers

Meyer R. Rosen, FRSC, FAIC, CPC, CChE, is a leading creative consultant for the Legal Profession and specialty Chemical / Personal Care Industries. He is the Founder & President of Interactive Consulting, Inc. (www.chemicalconsult.com). 

Meyer is a Forensic Litigation expert for both plaintiff and defense in hazardous chemicals, products liability, personal injury, fires and explosions, intellectual property and trade secret cases. He also provides Technical Marketing, New Business Development, Technical Consulting and Professional Editing services internationally to the Specialty Chemical, Personal Care, Cosmetic, Pharmaceutical, Medical Device, and Allied Industries. 

Meyer also has 15 years of experience as a Professor of Fire Technology at Westchester Community College. Mr. Rosen is Editor- in- Chief of Harry’s Cosmeticology, 9th Ed. A 2,600-page trilogy on all aspects of the cosmetic industry (www.harryscosmeticology.com)’ as well as being Emeritus-Editor-in-Chief for EuroCosmetics magazine (Germany) and Editor-in-Chief of the Delivery System Handbook. 

Technology Expertise (Intellectual Property/Chemical Industry): Mr. Rosen provides consultation and litigation support in patent infringement, trade secret issues, and licensing matters. His scientific areas of expertise include, but are not limited to:

• Organosilicones: Surfactants, Emulsions, Foams, Antifoams, Silane Coupling Agents
• Water Soluble Polymers, Poly(ethylene oxide), Polyethylene Glycol, and Poly (acrylamide) and Water Insoluble Polymers
• Colloid and Surface Chemistry: Stability of Dispersions, Wetting & Spreading Phenomena, Suspensions & Emulsions, Clays, Paint & Coatings, Personal Care, Cosmetics
• Flocculating and Coagulating Agents
• Applied Rheology, Rheology Modification of Aqueous & Non-Aqueous Media

Certifications:

• Chartered Chemist and Fellow: Royal Society of Chemistry – London
• Nationally Certified Professional Chemist and Professional Chemical Engineer
• Fire and Explosion Expert (Advanced Training)
• Fellow: American College of Forensic Examiners
• Fellow: American Institute of Chemists
• Diplomate: American Board of Forensic Examiners
• Diplomate: American Board of Forensic Engineering and Technology

View Meyer Rosen's Consulting Profile.

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. 

Randal Hill, PhD, Thought leader in chemistry, materials science and intellectual property.  Award winning PhD scientist with 30+ years in applied chemistry.  Visiting Scientist at MIT for 5 years to foster silicone-based nanotechnology projects.  Holder of 69 issued patents.  Author of Silicone Surfactants book and 60 articles.  Served as Patent Science Advisor to grow patent portfolio by 1500%.  Deveoped display for Amazon Kindle.  Readily adapts expertise to new problems.  Served as adunct faculty at Stanford and University of Minnesota.  Organized two international symposia.  Invited speaker at Gordon Conference and four international colloid meetings.  Associate Editor of Journal of Surfactants and Detergents.  Involved member of American Chemical Society, Society of Petroleum Engineers, American Physical Society, and American Oil Chemists Society. Awards  include 3 Dow Corning Technical Achievement Awards, as well as the AOCS Samuel Rosen Award for Surfactant Chemistry.  

Experience includes fire-fighting foams, well fluids, adhesives, silicone defoamers, formulation of household and personal care products, applications of silicone surfactants, silicone-based nanotechnology for soldier protection, development of pigments for electronic displays.

Background Experience - Dr. Hill began his career at a major detergent company followed by developing sugar-based surfactants. He went on to spend 20 years with Dow Corning developing personal care applications for silicones, leading the pigment science group at E Ink developing the next generation of color electrophoretic ink displays, and leading the Formulation Development group at Flotek to expand the product line by 300% and grow the patent portfolio by 1400%.

Dr. Hill is now known for his work on silicone surfactants, especially for his work on super wetting. During his time as MIT Visiting Scientist with Dow, he also initiated work on silicone-based superhydrophobic surfaces, which led to a publication that has since been cited nearly 1,500 times.

Dr. Hill is the author of 60 publications, including an authoritative book entitled, Silicone Surfactants. He is a highly awarded inventor with accolades that include 3 Dow Corning Technical Achievement Awards, as well as the 2017 AOCS Samuel Rosen Award for Surfactant Chemistry.

Florida Office:
Andrew Avalon, PE, PSP
Chairman & CEO
8633 Willow Kane Court
Orlando, FL 32835
aavalon@long-intl.com
T: (407) 445-0825     F: (407) 650-3399

Long International provides expert engineering and construction claims analysis, expert testimony, project management consulting, and insurance claims analysis services. We focus on projects in the following industries: building and construction; gas, gasification, GTL, LNG, and NGL; industrial and manufacturing; mineral and mineral processing; offshore oil and gas; oil sands; pipelines and utilities; power; refineries, petrochemical, and chemical; transportation; and water, wastewater, dams, and marine. We analyze claims, not limited to, disputed change orders, schedule delay, acceleration, time extensions, liquidated damages, loss of productivity, defective specifications, and deficient project management performance.

Richard J. Long, P.E., P.Eng., Founder of Long International, has over 50 years of U.S. and international consulting experience involving construction contract disputes analysis and resolution, arbitration/litigation support and expert testimony, project management, engineering/construction management, cost and schedule control, and process engineering. As an internationally recognized expert in the analysis and resolution of complex construction disputes for over 35 years, Mr. Long has served as the lead expert on over 300 projects having claims ranging in size from US$100,000 to over US$2 billion. He has presented and published numerous articles on claims analysis, entitlement issues, CPM schedule and damages analyses, cumulative impact claims, and claims prevention.

Rod C. Carter, CCP, PSP is President of Long International and has over 20 years of experience in construction project controls, contract disputes and resolution, negotiations, mediation, arbitration support, and expert testimony on scheduling, loss of productivity, and quantum issues.  He has experience in entitlement, schedule, and damages analyses on over 30 construction disputes ranging in value from US$100,000 to US$7 billion, related to oil and gas, oil refinery, LNG, heavy civil, nuclear, environmental, chemical, power, industrial, commercial, and residential construction projects. Mr. Carter specializes in loss of productivity, cumulative impact, and quantum calculations, and had a lead role in assessing damages on more than a dozen major disputes.  In addition, Mr. Carter has developed cost and schedule risk analysis models using Monte Carlo simulations to address the uncertainty of estimates and claims.

Scott M. Francis, P.E., PSP is a Vice President of Long International and has over 20 years of experience in project management, contract disputes analysis and resolution, CPM schedule preparation, execution, and analysis, productivity analysis, contract administration, design engineering, construction management, and government contracting.  He provides schedule development and assurance services, cost estimating, and claims analysis services on projects for both owners and contractors.  Specific responsibilities include CPM development and reviews, CPM schedule delay and acceleration analyses, change order impact analysis, issue identification, correlation of impacts to schedule activities, and productivity evaluations.

Dr. James C. Norris, Ph.D., DABT, EURT is an Expert Witness in Toxicology and Pharmacology. He has Litigation and Arbitration experience in the United States, United Kingdom and Hong Kong. Dr. Norris has given testimony to government agencies, has acted as a consultant for the media (BBC) and is an Industrial Site Crisis Team Member. He is avaliable for both Plaintiff and Defense.

Areas Of Expertise:

• Carcinogenicity and Chemicals
• Combustion or Fire Toxicolog
• General and Inhalation Toxicology
• Pesticides, and Pharmaceuticals (pharmacology)

Professional Affiliations:

• American Association of Pharmaceutical Scientists
• British Toxicology Society
• Society of Toxicology
• Editorial Boards of Inhalation Toxicology and Journal of Fire Sciences

Nancy M. McClellan, MPH, CIH, CHMM, is an award winning, Industrial Hygiene and Safety expert with over 25 years of broad international experience practicing, teaching and authoring to anticipate, recognize, evaluate, control and prevent workplace health and safety hazards in high hazard industries.

 Prior to her independent expert and consulting practice, Ms. McClellan practiced industrial hygiene management as a Board Certified Industrial Hygienist on a global scale for both AbbVie, a major producer of highly potent biopharmaceuticals and LafargeHolcim, the world’s largest building materials corporation.

She currently provides industrial hygiene and safety legal expert, management, training, and select field services to sectors such as the pharmaceutical, automotive, military, hospital, electronic, food, chemical, and commercial real estate industries. 

She is the Chair of the University of Michigan Graduate School of Public Health COHSE External Advisory Board and an international AIHA Distinguished expert lecturer.

Ms. McClellan is domestically and internationally recognized for leadership service to the IH profession for the American Industrial Hygiene Association (AIHA), the American Board of Industrial Hygiene (ABIH), the Occupational Hygiene Training Association (OHTA) and the Joint Industrial Hygiene Ethics Education (JIHEEC) Boards of Directors and Committees. She currently serves on the AIHA Executive Board of Directors.

As a result of her well-practiced ability to describe science in lay terms, Ms. McClellan was interviewed in October 2020 on the ABC Network’s Good Morning America program regarding Covid pandemic controls, as well as a number of ABC News and professional journal articles regarding the association between HVAC systems, Indoor Air Quality and the Covid pandemic to advance public and worker health protections.

Ms. McClellan has extensive expertise in Pandemic, Covid-19 Response Management, including chemical and non-chemical disinfectant exposure evaluation and real estate/facility controls.

Good Morning America Pandemic / Indoor Air Interview 

Litigation Support Goal - Nancy McClellan seeks to continue a 50/50 defense/plaintiff practice that presents challenging cases determining worker and/or public exposure to chemical, biological, physical or ergonomic hazards. Her services include thorough review, reporting, depositions, and trial testimony.

Areas of Expertise:

• Chemical and biological airborne and dermal exposure assessment and modeling
• Bioaerosol Assessment and Pandemic Control Programs 
• Indoor Air Quality and Air disinfection Technologies Evaluation
• H&S Policy and Program Development and Audits
• Highly Potent Compound Containment 
• Workplace Hazard Risk and Exposure Assessment 
• USP 800 Safe Hazardous Drug Handling Conformance
• Hearing Conservation Program Development and Controls
• Respiratory Protection Evaluation and Program Development
• Worksite Ergonomic Evaluation and Controls

View Nancy McClellan's Consulting Profile.