Indoor Air Quality Expert Witness

Provides Opinion & Testimony In:

Chemistry Chemical Engineer Fire Explosion Investigator, Chemical Engineer Engineering, Chemistry, Chemical, Engineering, Fires, Explosions, Origin Cause Fires Explosions, Hazardous Chemicals, Flammable Materials, Products Liability, Household Industrial Products, Accident Reconstruction, Safer Alternatives, Chemical Burns, Toxic Exposures, Flammable Fabrics, Clothing Fires, Clothing Flammability, Analysis Of Hazardous Chemicals, Warnings, Instructions, Labeling, Defective Label Analysis, Patent Infringement Issues, Trade Secret Litigation, Trademark Litigation, Chemical Product Process Issues, Intellectual Property Management, Safety Chemical Product Design Formulation, Safety Packaging Handling, Household Products, Industrial Products, Codes Standards, OSHA Regulations Hair Relaxers, Drain Cleaners, Aerosols, Beauty Products, Cosmetics, Personal Care Products, Silicones, Gels, Flocculants, Coagulants, Water Soluble Polymers, Product Development, Personal Injury,

Expert 115 has been a practicing scientist since 1958.  He has been providing independent, chemistry-based expert witness testimony (for the plaintiff/defense and prosecution in civil and criminal courts), industrial hygiene, health & safety programming, warning labeling & Material Safety Data Sheets, and analytical laboratory and consulting services since 1978 to industries, general commerce, all levels of government, the military, individuals, and to the legal and insurance communities.  As a research scientist, a former university professor and laboratory owner and director of a nationally-known testing laboratory, he has all of the necessary skills to provide strongly supportable, independent, and understandable opinions in many types of legal cases, regulatory issues, and insurance claim investigations.  His expert witness affidavits, depositions and court testimony have been rendered in numerous jurisdictions in many states at the local, state and federal levels, as well as in military proceedings.  He has been accepted as an expert through Daubert proceedings.  These have been in both civil and criminal matters.  He has worked closely with scores of attorneys and insurance investigators on a regular basis.  He has also given testimony and consultation to federal, state and local legislative, arbitrative, regulatory, research and other governmental bodies.  He has been an invited Peer Reviewer of the U.S. Environmental Protection Agency, the National Institute of Occupational Safety and Health and a research grant reviewer for the National Science Foundation.  His experience has also covered specialized areas of the law like Real Estate, Technical Contracts, Railroad and Admiralty casework, as well as Military Law, Workman’s Compensation and Various Unions and Federal Employee Union Arbitrations.

Areas of expertise and court-qualification include:

Chemistry (all aspects), Environmental Fields (exposure assessments, simulations, sampling and modeling for asbestos, lead paint, silica, toxic gases, pesticides, radiation, mold and indoor air quality), Industrial Hygiene (comprehensive practice including toxicology), Safety Programs, Risk Management, Personal Injury (slip, trip & fall, workplace/residential and major accidents and disasters, explosions, hazardous spills, radiation and toxic exposures, cancer causation investigations), Product Liability (asbestos products, lead paints and pigments, disposable lighter explosions, electrical appliance fires, ladder failure, medical device failures, food poisoning, pharmaceutical drug side effects, warning labeling and Material Safety Data Sheets), Governmental Regulations and Standards, Arson and Accidental Fire Cause & Origin, Forensic Science (criminalistics, analysis and forensic toxicology of controlled substances, trace evidence examination and analysis, hair and fiber evidence, blood and fluid stain character-izations), Radiation Contamination Evaluation and Exposure, and several other specialties.

Educational Background

University of California at Los Angeles, Chemistry major, Molecular Genetics minor, 1960-64

U.S. Army Chemical School, Certificate, Chemical Laboratory Specialist (Chemical, Biological and Radiological Warfare Training), 1964, Research in Quantum Chemistry and Biochemistry of Toxic Compounds and Antidote Development

U. S. Department of Agriculture Workshop on “Analytical Techniques in Plant, Soil and Water Testing”, University of California, Davis, 1969

Veterans Administration Medical Center Hospital, General Clinical Laboratory Technician Training Course, Palo Alto, CA, 1970 – 72

University of California, Berkeley – B.S. Chemistry, 1970, Chemistry Major, Biochemistry Minor

University of California, Berkeley – Ph.D. Biophysics and Biochemistry, 1975, Research in Biological Membrane Transport and Other Functions, Mitochondria and Bioenergetics, Glycolipid and Glycoprotein Synthesis and Functions, Metabolic Poisons, Control of Cell Division, and Roles of Intracellular Calcium in Aging and Cancer

University of Wisconsin, Madison, WI – Joint Postdoctoral Fellowship in Endocrinology/Enzymology, 1975-6, Research in Endocrinology, Cellular Aging and Carcinogenesis

American Board of Industrial Hygiene, Certified Industrial Hygienist (in Comprehensive Practice including Toxicology)  December, 1987

NIOSH/USPHS Course and Workshop 582 in “Asbestos Evaluation”, University of Texas, Houston, TX, 1979

University of North Carolina School of Public Health, Advanced Industrial Hygiene Course, 1980

University of North Carolina School of Public Health, Personal Sampling Course, 1980

University of North Carolina School of Public Health, Environmental Exposure Sampling and Statistics Course, 1980

U.S. EPA Course on Advanced Asbestos and Mineral Identification Methods (Course Instructor: Walter McCrone), Atlanta, GA, 1980

Georgia Institute of Technology, Asbestos Glove Bag Course, 1983

Georgia Institute of Technology, Asbestos Abatement Project Cost Estimation Course, 1984

American Board of Industrial Hygiene, Fundamentals of Industrial Hygiene, May, 1987

MAIC / University of Illinois, “EPA-Accredited Certification Course for Building Asbestos Inspection”,  January, 1988; Refresher Course: Medical College of Virginia, January, 1989

MAIC/University of Illinois, “EPA-Accredited Certification Course for Management Planning”,  January, 1988; Refresher Course: Medical College of Virginia, February, 1989

Medical College of Virginia, School of Preventive Medicine, “EPA-Accredited Certification Course for Asbestos Contract Supervisors & Project Designers”, February, 1988; Refresher Course: Medical College of Virginia, February, 1989

Asbestos Consulting and Training Systems, “Asbestos Contractor/Supervisor Course”, June, 1996

Asbestos Consulting and Training Systems, “AHERA Building Asbestos Inspector Course”, April, 1998

Asbestos Consulting and Training Systems, “AHERA Building Asbestos Management Planner Course”, April, 1998

A. H. Reppert & Associates, Inc., “Lead Inspector/Risk Assessor Initial Course”, January, 1997

Seagull Consulting and Training Systems, “AHERA Building Inspector Course, April, 1998

Seagull Consulting and Training Systems, “AHERA Management Planner Course, April, 1998

Niton Corporation, “Training Course for the Niton XRF Spectrum Analyzer” (Certified in Radiation Safety and Monitoring, Measurement Technology, and Machine Maintenance), September, 1999

U.S. Army Medical Research and Materiel Command, Course: “Biological and Chemical Warfare and Terrorism”, November, 2001

American Industrial Hygiene Association/American Conference of Industrial Governmental Hygienists, Professional Development Course No. 710, “Practical Tools for Modeling of Occupational Exposures”, Atlanta, GA, May, 2004

Work Experience

President/Principle, A Scientific and Forensic Company located in Virginia  1997 – Present

Independent expert witness and scientific consultation, industrial hygiene, health & safety, OSHA,
asbestos and general toxic torts litigation support, hazardous exposure risk assessment and
modeling, indoor air quality and mold hazard assessments, building-related illness evaluation,
building damage assessments, general forensic science litigation support, personal injury and
product liability litigation support

President/Laboratory Director/Owner, Interscience Research, Inc., Norfolk, VA, 1978-1997

Industrial hygiene, asbestos sampling and analysis and research, asbestos project design,
specification writing and abatement supervision, asbestos exposure risk assessments, expert
witness and consultations, general analytical chemistry, contract research, routine and non-routine
testing and quality control, legal and forensic studies, environmental audits, water testing,
environmental microbiology and mycology, PCB testing, hazardous waste testing, indoor air
quality evaluations, metallurgy, materials science, compressed gas testing, compressed air purity
testing, petroleum specification testing, general product specification testing, polymer testing,
abrasive blasting media testing, food chemistry, microbiology, organoleptic and nutritional testing,
cosmetics research, OSHA compliance testing, FDA compliance testing, EPA compliance
testing, toxicological and bioassay testing

Assistant Professor of Chemical Science, Department of Chemical Sciences, Old Dominion
University, Norfolk, VA,  1976-79

Teaching and research (Cell Aging and Carcinogenesis)

Chemist/Owner – Interscience Research Group, Los Angeles, CA  1966-69;  Palo  Alto, CA, 1970-72,

General analytical and industrial chemistry, microbiological testing, water analysis

Research Chemist, U.S. Army Chemical Warfare Center, Edgewood Arsenal, MD,   1964-65

Quantum chemistry of toxicological agents or antidotes (Calculation of molecular properties for prediction of antidote structure and activities); Research in sampling and decontamination procedures for chemical, biological and radiological warfare applications

Laboratory Technician, Department of Biological Chemistry, University of California, Los Angeles, 1961-63, Biochemical and Cancer research

Laboratory Assistant, Department of Infectious Diseases, University of California, Los Angeles, 1960-61, Biomedical and Cancer research projects; infectious diseases research


(Current and Past Memberships)

American Chemical Society

Association of Official Analytical Chemists

American Society for Testing and Materials

Diplomate, American Board of Industrial Hygiene

American Industrial Hygiene Association

National Asbestos Council (Charter Member)

Environmental Information Association

Sigma XI

American Association for the Advancement of Science

Virginia Academy of Science

New York Academy of Sciences

Biophysical Society

American Association of University Professors

Tissue Culture Association

International Association of Arson Investigators

Mid-Atlantic Association of Forensic Scientists

Society of Forensic Toxicologists

American Textile Chemists & Colorists Society


Pioneer in Science  Award (Future Engineers of  America), 1959

Scholar designate of the Committee for Advanced Science Training (National Science Foundation), 1960

President, Foundation for the Study of Aging, New York, 1978-1988

National Asbestos Council (member of the Sampling and Analysis, Contract Specification and Membership Committees, 1984 – 1992; Founder and Chairman of the Asbestos Surface Contamination Evaluation Taskforce, 1988-1992)

Peer Reviewer, National Institute for Occupational Safety & Health (Asbestos Control Technology Protocol Assessment), 1985-1988

Asbestos Technology & Cost Recovery Expert Witness, (Attorney General’s Office, Commonwealth of Virginia), 1985

Asbestos Technology & Cost Recovery Expert Witness, (Attorney General’s Office, State of Massachusetts), 1985

Consultant and General Forensic Science Expert Witness, (to the Commonwealth of Virginia Supreme Court), 1986

Consultant/Course Instructor, Virginia Department of Labor and Industry, Virginia Occupational Safety and Health Program for Asbestos (Evaluation of Long-Term Exposure Risk, Detection Survey Techniques, Methods of Sampling and Analysis for Removal Project Monitoring and Clearance), 1986

Peer Reviewer, U.S. EPA (Asbestos Control Technologies & Advisor for Future EPA Research Projects), 1987-1988

Asbestos Consultant & Legal Expert for Norfolk Public Schools (Norfolk, VA), 1986-1987

Principle Asbestos Consultant & Legal Expert for School District of Philadelphia (Philadelphia, PA) in their Asbestos Programs, Public Information and Resulting Litigation Efforts, 1986

Asbestos Consultant & Legal Expert for Wesley Theological Seminary of the United Methodist Church in Asbestos Litigation, 1987

Peer and Grant Reviewer, National Science Foundation, 1999.

Special Projects, Training Seminars, and Professional Presentations

Indoor Air Quality Science, Instructor and Creator of two online education/training courses in the science, engineering, evaluation and abatement of indoor air quality and mold problems for professionals

Asbestos Training Courses, Developed, sponsored and instructed a U.S. seminar/training courses on Asbestos Removal Procedures for Abatement Contractors and on Specification Writing for Architects in conjunction with the University of North Carolina, School of Public Health-Chapel Hill and Commonwealth of Virginia Department of public Health, 1980 (Williamsburg, VA)

Instructor, Asbestos Abatement Worker Training Course, repeatedly presented to hundreds of workers, 1980-1988

Instructor, Asbestos Abatement Air Sampling Training Course, repeatedly presented to hundreds of workers,  1980-1988

Instructor, Asbestos Glovebag and Specialized Removal Procedures Workshop, repeatedly presented to hundreds of workers, 1980-1989

Instructor, Asbestos Hazards and Abatement Procedures in Schools, presented to Administration and Teachers’ union, School District of Philadelphia. PA 1984

Instructor, Supervisory Asbestos Removal Training Course, presented to hundreds of workers, 1986-1988

Instructor, Technical Aspects of Asbestos Personal Injury Litigation presented at 1st  Annual Interscience Research, INC. Forensic Sciences Seminar. 1985

Instructor, Presented two, one-day seminars on Asbestos Operations and Maintenance Programs to attendees of the Building and Grounds Maintenance Magazine Special Seminar Series (Philadelphia, PA, and Washington, DC), 1985

Consultant, on Asbestos Assessment and Abatement Practices, U.S. Fish &  Wildlife, Patuxent River, MD, 1985

Instructor, Presented two, half-day seminars to Arlington County, VA government employees on Asbestos Hazards and Management, 1986

Past and Current Accreditations & Certifications

Certified Industrial Hygienist (Comprehensive Practice including Toxicology), American Board of Industrial Hygiene Diplomate (Conferred December 9, 1987 —  Present)

Licensed Asbestos Inspector, Virginia Department of Professional and Occupational Regulation, 1997-9

Licensed Asbestos Management Planner, Virginia Department of Professional and Occupational Regulation, 1997-2000

Licensed Lead Inspector/Risk Assessor, Virginia Department of Professional and Occupational Regulation, 1998-2000


Available upon Request


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