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 Expert  108407

Expert in Food Toxicology and Food Allergies

Available for your Consulting and Expert Witness Needs

Nebraska (NE)
Education Work History Career AccomplishmentsPublicationsConsulting Services Expert Witness

Summary of Expertise: Listed with other top experts in: 
FOOD TOXICOLOGY. Expert has conducted research on a wide variety of foodborne toxicants, both naturally-occurring and additives. Special interests have included food allergies and allergens, sulfites, histamine poisoning, and processing-induced toxicants. He is widely viewed as an expert on naturally-occurring toxicants in foods. He has been an expert witness in cases involving sulfites, allergies, histamine and scombroid fish poisoning, E coli 0157:H7, and wine adulterants.

FOOD ALLERGIES/SENSITIVITIES. The primary thrust of Expert's research has been the identification and characterization of allergenic food proteins. He has studied the effects of processing on food allergens and methods for the detection of food allergens. He is knowledgeable of other types of food sensitivities and has done considerable research on sulfite-induced asthma.

FOOD SAFETY. Expert's interests and expertise are primarily in the area of the chemical hazards in foods. He is generally familiar with the microbiological hazards also with special expertise on histamine-producing bacteria associated with scombroid fish poisoning. He is knowledgeable of the interactions between foodborne toxicants and nutrients.

FOOD POISONING. Expert has considerable expertise regarding specific types of food poisoning: food allergies and sensitivities and scombroid fish (histamine) poisoning. He is knowledgeable of other types of food poisoning and the methods used to investigate suspected food poisoning cases.

IMMUNOCHEMICAL ASSAY. He has developed immunoassays for the detection of trace residues of one food in another food. These assays are useful in the evaluation of food allergens.

ANTIBODY PRODUCTION. The production of polyclonal antisera to food proteins and food extracts has been a prevalent part of Expert's research efforts. Specific foods have included peanut, soybeans, almonds, Brazil nuts, whey, casein, milk, crustacean shellfish, fish, walnuts, pecans, cashews, pistachios, and eggs.

FOOD TECHNOLOGY/SCIENCE/ENGINEERING. As a faculty member at the Expert's University, Expert has access to state-of-the-art pilot plants and laboratories which can be used for proprietary food product and process development, improvement, or evaluation.

FOOD INGREDIENTS & ADDITIVES. As past Chair of the Food Chemicals Codex Committee of the National Academy of Sciences, Expert is one of the foremost experts on food ingredients and additives. He has conducted research on sulfites, antimicrobials, MSG, and hydrolyzed proteins. His expertise primarily is oriented toward safety and purity of food ingredients and additives.

PROTEINS & PROTEIN PRODUCTS. Expert is an expert on the allergenicity and toxicology of food proteins and protein products. He is familiar with the processing and applications of these materials.

FOOD SPOILAGE; FOOD SPOILAGE DETECTION. Expert is familiar with the area of food spoilage and especially with the detection of spoiled foods. He has conducted shelf-life determination and studied both microbial and oxidative spoilage. He has also studied the use of chemicals as indicators of bacterial decomposition. Novel approaches, beyond those currently commercial


food additive


food antimicrobial additive


food ingredient


food-borne illness


food safety


food spoilage detection


food technology


food toxicology


protein food product

Show Secondary and Basic Areas of Expertise
Expert may consult nationally and internationally, and is also local to the following cities: Omaha, Nebraska;  Lincoln, Nebraska;  and Council Bluffs, Iowa.

Often requested
with this expert:

Food Microbiology, Toxicology, Preservation, and Spoilage;...
Forensic Science, Toxicology, DNA Analysis, Food Poisoning,...
Product Development, Product Safety, Regulatory Compliance,...
Food Packaging, Food Safety, Food Quality, Food Additives;...

Year   Degree   Subject   Institution  
1973   Ph.D.   Biochemistry   University of California, Davis  
1969   M.S.   Food Science & Technology   Oregon State University  
1968   B.S.   Food Science & Technology   Oregon State University  

Work History:
Years   Employer   Department   Title   Responsibilities

2004 to


(Undisclosed University)


Department of Food Science & Technology


Professor & Co-Director, Food Allergy Research & Resource Program


Co-leader of the Food Allergy Research & Resource Program. Conducts research on development and evaluation of detection methods for food allergen residues, the effects of processing on detection of food allergen residues, the identification and characterization of allergenic food proteins, threshold doses for allergenic foods and quantitative risk assessment, and the assessment of the potential allergenicity of novel foods and ingredients including genetically engineered foods. Serves as a resource to the food industry through individual consultations, workshops, and webinars. Oversees the largest service testing laboratory for food allergen residues in the world. Teaches Food Toxicology course.

1987 to 2004


(Undisclosed University)


Department of Food Science & Technology


Professor and Head + Director, Food Processing Center


1978 to 1987


University of Wisconsin


Food Research Institute


Assistant/Associate Professor


1975 to 1978


Letterman Army Institute of Research


Department of Nutrition


Chief, Food Toxicology Laboratory


Career Accomplishments:

Expert is a member of the American Academy of Allergy, Asthma & Immunology, the American Chemical Society, the International Association for Food Protection, the European Academy of Allergology, Asthma & Clinical Immunology, and the Institute of Food Technologists.

Professional Appointments

He serves on the Editorial Boards of the Food & Chemical Toxicology and Lebensmittel-Wissenschaft Technologie. He is Editor of the Food Science & Technology Series, Academic Press.


Expert is a Fellow of the Institute of Food Technologists. He has received the Bram Rose Memorial Lectureship from the Canadian Society of Allergy and Clinical Immunology (2001 and 2010); the Founders Award from the Food Allergy & Anaphylaxis Network (2002); the Harold Macy Food Science & Technology Award from the Minnesota Section of IFT (2002); and the Bernard L. Oser Award (2004), the Babcock-Hart Award (2009), and the Nicholas Appert Award (2015) from the Institute of Food Technologists.

Publications and Patents Summary

Expert is the author of over 350 publications.

Selected Publications and Publishers  
 - Food & Chemical Toxicology  
 - The New England Journal of Medicine  
 - Blackwell Scientific Publ.  
 - Encyclopedia of Agriculture and Food Systems  
 - Food & Chemical Toxicology  

Consulting Services:
Selected Consulting Examples:
  • He has served on several legal cases as an expert witness involving the presence of unsuspected allergenic foods in other foods leading to alleged consumer illness.
  • He has served on several legal cases as an expert witness involving alleged adverse reactions to ingestion of sulfite food additives.
  • He has served on several legal cases as an expert witness where the plaintiffs alleged that they had contracted scombroid fish poisoning (histamine poisoning) from ingestion of spoiled fish.
  • He has conducted allergen audits of food processing facilities.
  • He has prepared expert opinions and conducted quantitative risk assessments for the food industry relating to the risks associated with residues of allergenic foods that might contaminate other foods.
Recent Client Requests:
  • Food allergens industry expert for consulting on Allergens issue.
Click the green button above to contact Expert for a free initial screening call regarding your expert consulting needs.  Expert is available for consulting to corporate, legal and government clients.  Remember, your initial screening call to speak with Expert is free.

Expert Witness:
Expert Witness Experience Summary:
Expert has served as an expert witness in federal and state courts. He has given depositions and trial testimony in cases related to food additives, food contamination, and food allergies.
Recent Litigation Client Requests:
  • Expert in scombroid poisoning for case involving food poisoning.
  • Scombroid poisoning expert witness for consulting fish food poisioning case.
  • Fisheries expert for consulting on ciguaterra defense case.
  • Expert in needed in fatal food allergy case.
  • Food safety expert for litigation involving contaminated cheese(foreign substance.)
Click the green button above to contact Expert for a free initial screening call regarding expert testimony, litigation consulting and support, forensic services, or any related expert witness services.  A few litigation needs include product liability, personal injury, economic loss, intellectual property (patent, trademark, trade secret, copyright), and insurance matters.  Remember, your initial screening call to speak with Expert is free.

Additional Skills and Services:

He has extensive food industry training experience with food allergies and food ingredients.

Supplier and Vendor Location and Selection

Expert has experience locating vendors for food ingredients and additives, analytical and microbiological services and food product and process development.

He has access to the following resources: food processing center databases, facilities, laboratories, and personal contacts.


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