Dr. Liz Bentley is one of the world's leading Weather Experts. Former Chief Instructor of Forecasting at the Met Office College, she is the ultimate Climate Change Forecaster.

Her training began in 1994 at the Met Office College, the United Kingdom's meteorological training institute. After forecasting for the Royal Air Force and managing a weather unit for the British Army, Dr. Bentley worked as the BBC Weather Centre Manager, where she was in charge of 30 Met Office employees and was responsible for managing the contract between the BBC and the Met Office to provide Weather Data, Weather Warnings, and Weather Presenters. Prior to RMetS, Dr. Bentley worked for the Ministry of Defence's environmental research programme where she became one of the UK's top Aviation Forecast Specialists.

Dr. Bentley is Head of Communications at the Royal Meteorological Society (RMetS), where she is responsible for brand awareness, corporate communication through media, promotional material, public engagement, and membership development. While at the RMetS she has produced numerous corporate publications, implemented intiatives to increase society membership and addressed many enquiries from the media and general public on weather and climate related issues. Dr. Bentley founded the public membership organisation theWeather Club, in 2010, to promote an appreciation and understanding of weather.

Areas of Expertise:

Climate Change

Weather Forecasting

Noise Prediction

Aviation Forecasting

Robin D. Franks, PG, CHMM, RSO has over 25 years of relevant industry experience as a professional Geoscientist / Geologist and Certified Hazardous Materials Manager. Ms. Franks has been the President, Founding Principal, and Managing Director of TGE Resources, Inc., for over 19 years. Her specialties include Real Property Assessment and Characterization, Clean-up, and Closure in the commercial, industrial, oil and gas, and healthcare industries.

Consulting Services Include:

• Real Property Assessment
• Industrial Compliance Auditing
• Oil and Gas Real Estate Clean-up
• Well Blow-out / Underground Storage Tank Project Management
• Redevelopment, Clean Closure Services
• Asbestos - Sick Building Management
• Lead-based Paint Management
• Industrial Hygiene / Indoor Environmental Quality - Mold / Fungus Assessment, Testing, and Remediation

Ms. Franks 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.

Ms. Franks is a professional lecturer who delivers presentations and instruction throughout the United States.

View Dr. Franks' Expert Witness Profile.

TCE Consulting Engineers Limited (TCE) is one of India's leading Engineering Consulting Organizations. TCE offers a wide range of multi-disciplinary services in project engineering across several sectors. The firm has completed more than 4500 assignments, including the engineering of several power plants with total installed capacity of over 41,000MW, several large urban water supply and waste water projects, as well as those for smaller towns, facilities inside battery limits and offsite facilities for several chemical and industrial plants.

TCE has highly qualified and experienced professionals on its rolls. Design offices are located in several cities in India - Mumbai, Bangalore, New Delhi, Chennai, Kolkata, Pune and Jamshedpur, and a branch office in the USA and South Africa.

TCE has successfully carried out several assignments overseas — in South East Asia, the Middle East, Africa, Europe, Asia Pacific, Australia and the Americas.

TCE has done projects funded by:

• World Bank
• Asian Development Bank
• United Nations Development Programme
• Japan Bank for International Cooperation
• United Nations Industrial Development Organization
• World Health Organization
• United States Agency for International Development

Services Include:

• Environmental Impact Assessment
• Environmental Survey & Consultations
• Environmental Data Analysis & GIS mapping
• Environmental Sampling, Monitoring & Pollution Analysis (Air, Water & Soil)
• Environmental Clearance & Liaison with Statutory Authorities
• Industrial Site Visits and Identification of Suitable Waste Disposal Sites & Methodologies

John Booth, the Principal Consultant and Practice Director of Sylvanus Arboricultural Consultants Ltd., is a Chartered Aboricuturalist and Chartered Environmentalist and one of the UK’s most widely qualified Arboricultural Consultants. He has over 25 years experience in both the private and public sectors and has written numerous articles and papers for respected publications including the International Journal of Urban Forestry for which he is also a referee.

Mr. Booth and Sylvanus Ltd. are regularly instructed by both developers and Local Planning Authorities (LPA’s) who are keen to ensure a satisfactory outcome from the planning process, (i.e. an appropriate balance between tree retention and realizing a site's development potential). All such work is carried out in accordance with the guiding principles of British Standard 5837 ‘Trees in Relation to Construction – Recommendations.’

Mr. Booth is a Bond Solon/Cardiff University trained Expert Witness and a member of the Expert Witness Institute. He has many years experience in both courtroom and planning enquiries.

Services Include:

Tree Inspection & Survey - Single Tree, Large Population, Mortgage Lending, Safety and Subsidence Issues

Tree Preservation Orders (TPO's) and Conservation Areas - Detailed Specifications for Tree Work Applications for Trees with Statutory Protection

Trees and Development - Tree Surveys for Submission with Planning Applications
Tree Constraints Plans (TCP’s)
Tree Protection Plans (TPP’s)
Arboricultural Impact Assessments (AIA)
Arboricultural Method Statements (AMS)

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

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

Dr. Dennis Stainken has over 30 years of Industrial and Government experience managing Pollution Control and Hazardous Waste Projects. His experience includes assignments in engineering, analytical and toxicology sciences for regulatory compliance, product registration, risk assessment, technology development.

Dr. Stainken is a national expert in Environmental Toxicology & Ecological Research on the transport, fate and effect of pollutants, and in quality assurance in government and industry.

Areas of Expertise:

Health Effects Toxicology Chemical Exposure Health Issues/Physiology/Chemistry Water & Waste Water Ecological Services Contamination & Remediation Analytical Chemistry

Natural Resource Damage Assessments Property Assessments Hazardous Waste Water Quality Risk Assessment Wetlands Industrial Services Gasoline & Oil Issues

Thomas R. Piazza, CCM, President and CEO of Murray and Trettel, Incorporated, brings to the company more than 35 years of experience in the field of Meteorology with more than 20 years in positions of management. He joined Murray and Trettel in 1975 after four years of experience as a Weather Officer in the U.S. Air Force.

In 1987, Mr. Piazza was named President of the Operational Forecast Division, in 1991, Executive Vice President of the Company and in 2001, President and CEO. In addition to his administrative responsibilities as President, he is a Certified Consulting Meteorologist holding Certificate #661.

Dr. David L. Mitchell is an authority on the Numerical Modeling of Geophysical and Atmospheric Data with a Doctorate in Meteorology from Purdue University. Dr. Mitchell has over 28 years of technical modeling experience in industry and consulting.

Dr. Mitchell is a Court Qualified Expert in Air Modeling and Forensic Meteorology. His business experience includes various research, project management and technical consulting positions with Conoco, Getty Oil Company, Texaco, Tenneco, British Petroleum, Leviathan Gas Pipeline LLP and IBM Corporation.

Dr. Mitchell has extensive knowledge of Forensic Meteorology and has published his research results on the numerical modeling of atmospheric stability and convection. Dr. Mitchell is an expert in the field of Air Pollution Meteorology with over 28 years of experience with the mathematical modeling of wave propagation in elastic media, atmospheric fluid dynamics and air dispersion modeling.

Dr. Mitchell is a specialist in Weather Event Re-Construction for litigation and has provided expert testimony for numerous cases related to severe weather events and the application of Force Majeure clauses. He has provided forensic meteorology support for civil and criminal investigations and insurance cases involving weather related accidents, the release of toxic pollutants into the air, air pollution and weather related personal injury and property damage.

He is a member of the Air and Waste Management Association, the American Meteorological Society and the National Association of Environmental Professionals. Dr. Mitchell is also an Associate Member of the American Bar Association with affiliation with the Litigation Division and is a Certified Professional Geoscientist and a Licensed Professional Geoscientist (#1330) in the State of Texas, Certified by the Texas Board of Professional Geoscientists.

Degrees

Ph.D., Atmospheric Science and Meteorology, Purdue University 1976

M.S., Physics, Purdue University 1974

B.S., Physics and Mathematics (Dean’s Distinguished List), Baylor University 1972

Dissertation: A Theoretical Investigation of Atmospheric Convective Modes as a Function of Rayleigh Number, Prandtl Number and Eddy Anisotropy; 1977, Meteor. Soc. Japan, Vol. 55, No. 4, 341 – 363.

Certification and Honors

Court Qualified Expert in Air Modeling and Forensic Meteorology

Certified Professional Geoscientist, Licensed Geoscientist – Texas Board of Professional Geoscientists

Associate of the Scientific Research Society of North America

Sigma Pi Sigma, National Physics Honors Society

Distinguished Expert, National Forensic Center

Tim Keane is recognized nationally and internationally as a Leading Expert on methods to Control, Mitigate and Assess the Risk for Legionella in building and industrial water systems. He has published articles and books on the subject and has co-written regulatory documents including the 2018 and the 2015 ASHRAE Standard titled: Legionellosis: Risk Management for Building Water Systems,  2005 Guidelines for Ornamental Fountains and the 2000 ASHE Advisory. Mr Keane has over 25 years experience in water system consulting and over 10 years experience in facility design, construction and operation. Legionella Risk Management, Inc. provides consulting services for Effective Engineering Solutions to Engineering System Pathogens including; outbreak investigation, root cause analysis, control and remediation of legionella from water systems in commercial buildings, healthcare and industrial facilities.   We provide Litigation Support in this area.

Philip T. Tringale, PhD, PE is a registered Professional Civil Engineer with over 25 years of Environmental Consulting experience. Dr. Tringale has served in senior technical and management positions throughout his thirty year professional career. With experience gained from a start-up consulting firm as well as from well-established engineering companies, he continues to focus his energies on leading technical projects and overseeing technical and geographic expansion activities.

Consulting Services Include:

• Site Assessment and Remediation Program Direction
• Mergers & Acquisitions Assistance
• Public Participation Programs
• Regulatory Agency Interaction
• Litigation Support for Litigation involving Source Identification, Nature and Extent of Contamination, Cost Allocation, and Compliance with the National Contingency Plan

As a registered professional engineer, Dr. Tringale has directed numerous site assessments and remediation programs involving soil and groundwater contaminated primarily by organic solvents, metals, and petroleum products. He has particular expertise in site characterization and in the use of in-situ testing to evaluate soil properties. Dr. Tringale has provided final design for remedial actions that involve excavation, containment, bioremediation, vacuum extraction, monitoring, and groundwater treatment.

Selected Projects:

• Historic Schlage Lock manufacturing complex in San Francisco which was rezoned mixed-use commercial and residential. Services included excavation of sumps and contaminated soils, and the design and installation of a soil vapor extraction system to remove volatile organic compounds
• Contra Costa Waste Service Landfill - provided monitoring, remedial planning, and design of landfill closure services for this Superfund Landfill site

View Dr. Tringale's Expert Witness Profile.

John A. Harris, Principal of Landscape Economics, LLC, and President of Earth Advisors, Inc., is a LANDSCAPE ECONOMIST who has worked in the Arboriculture, Forestry, landscape and horticultural fields for over 20 years. Mr. Harris has provided reputable consulting, education and project management services for a wide variety of projects across the United States and internationally, in both temperate and tropical ecosystems.

Areas of Expertise:

Expert Witness for Arboricultural, Landscape, Nursery Values and Conditions

Landscape and Tree Risk Assessments

Landscape and Tree Value Appraisals

Landscape and Tree Damage Appraisals

Storm Damage Assessments and Recovery Plans

Landscape Health and Condition Evaluations

Arboricultural Health and Condition Evaluations

Landscape, Arboricultural, Forestry, Environmental Project Management

Environmental Due Diligence

Environmental Permitting and Mitigation Planning

Environmental Permit Negotiations

Municipal Tree Inventory and Management Plans

GPS/GIS Environmental Mapping Projects

Forest Resources Management Plans

Grounds Maintenance Practices

Arboricultural Practices

Randall Bell, PhD, MAI is the owner of Landmark Research Group LLC which specializes in Real Estate Damage Economics. By utilizing advanced valuation methodologies, they are able to determine what impact, if any, that a detrimental condition has on property values. His clients include government agencies, oil, insurance and utility companies, corporations, developers, lenders and property owners.

Dr. Bell specializes in environmental contamination, natural disasters, construction defects, complex real estate disputes, crime stigma and other detrimental conditions. As an Expert Witness and Strategic Consultant, Dr. Bell can determine the merits of a claim. His experience and research includes the World Trade Center, Hurricane Katrina, Bikini Atoll Nuclear Test Sites, Chernobyl, Hiroshima, the Oklahoma City Bombing, Mt. St. Helen’s Volcano, the Manoa Hawaii Landslides and many others.

Dr. Bell has a MBA from UCLA and is the author of the book "Real Estate Damages" published by the Appraisal Institute. His career has been profiled by the Wall Street Journal, People Magazine, CNN, ABC's 20/20 and more.

Koger Remote Sensing is a state-of-the-art remote sensing image analysis and geographic information system company. Owner, David G. Koger, is a Remote Sensing Image Analysis consultant with over 40 years of experience working in the industry and consulting on various remote sensing applications. An early researcher and developer of Satellite Data Applications, Mr. Koger installed analog and digital image analysis workstations and trained users in defense, major oil, and academia in Panama, Ecuador, Chile, Australia, Germany, France, Italy, Africa and the U.S. His clients include the Department of Energy, National Cancer Institute, American Farm Bureau, broadcast journalism, law firms, and several hundred oil and gas explorationists.  Mr. Koger's experience includes design / build image analysis systems, advisor on the topics of satellite and airborne scanner design and markets, oil / gas and water exploration, coastline erosion, and water quality.

In 2007, Mr. Koger conducted a study to map regional geomorphic features for all of Nebraska. Since that time, ten earthquakes of 3.0 and above on the Richter scale have coincided with features mapped.  In his unique line of work, he has studied huge areas around the globe.  

Mr. Koger is past Chair of the Geosat Committee, Inc., a non-profit organization which performed pre-competitive, applied research and development to foment applications for new satellite sensors. He served on the Program Committee for the international conferences on Remote Sensing for Exploration Geology and for Precision Agriculture.  Mr. Koger also contributed to the report for the National Oceanic and Atmospheric Administration/Department of Commerce about the next generation of Landsat satellites. 

Mr. Koger provides lectures on exploration and global change issues, writes for trade journals, conducts training seminars, and webinars.

Consulting Services:

• Custom Imagery - To support exploration, provide up-to-date maps; land use analysis; high resolution topographic contour, airphoto and topographic map mosaics; to explore hunting leases anywhere on Earth!  
• Drones - Why you need them; how they work; what they do; how to use them.
• Oil and Gas - For intel where there is no data; develop leads, extend old fields and discover new ones; avoid areas with no promise; plan seismic / geochem surveys; track wildlife habitat / changes; document surface damages; find helium, CO2, fresh water.

View David G. Koger's Expert Witness Profile.

The experts at Miller Engineering are Ann Arbor-based professional engineers celebrating 30 years of service to University, Government, Insurance, and Industry through research, publications, presentations, and testimony. Miller Engineering has a staff of engineers and experts in the Mechanical, Chemical, Agriculture, Industrial, and Human Factors fields of engineering with specific knowledge in the following areas: 

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 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

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

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 Professor at the University of Michigan College of Engineering and a registered professional engineer and consultant with over 30 years of experience as an expert witness. He has served as a consultant to industry and government and is highly qualified to give engineering testimony. Dr. Miller specializes in warnings, labeling and instruction manuals, consumer product design, machine guarding, process safety, fire science, vehicle visibility, tractor egress/ingress, pedestrian and worker slip and fall prevention, recreational vehicles (ATVs, boats, and personal watercraft), compliance with occupational safety and consumer safety standards (OSHA, MSDS, CPSC, ANSI, ASTM, UL, etc.).

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 in 1985, where he specialized in Human Factors Engineering, in particular Warnings and Labeling. He has taught courses at Purdue in human and safety factors areas, as well as decision making and artificial intelligence. He has authored numerous professionally-reviewed articles, and he has authored / coauthored internationally-recognized textbooks in the areas of human factors and ergonomics. 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.

David R. Clark, PE, PhD – Co-Founder Dr. Clark is an Emeritus Engineering Professor at Kettering University. He was an engineering Ph.D. graduate from the University of Michigan, where he specialized in human factors engineering and system safety analyses. In particular, his earlier degrees in mechanical and electrical areas have given him a special expertise in electrical fire- and explosion-related accidents. Dr. Clark is also published on the topics of warnings and labeling. With considerable in-plant experience at General Motors, he is uniquely qualified to provide student theses and design projects while teaching at Kettering that deal with many types of mechanical and optimization projects. Finally, he has extensive experience working for loss control companies, performing over 150 fire origin and cause investigations in the past few years.