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 Expert  730573

Expert in Food Microbiology, Microbial Food Safety, and Control of Pathogens and Spoilage Organisms in Foods

Available for your Consulting and Expert Witness Needs

Iowa (IA)
Education Work History Career AccomplishmentsPublicationsConsulting Services Expert Witness

Summary of Expertise: Listed with other top experts in: 
Expert has applied his training and research expertise in microbiology and food science to the control of human enteric pathogens and psychrotrophic spoilage organisms in foods. He has extensive research experience in the application of high-pressure processing or natural antimicrobials to inactivate food-borne pathogenic and spoilage microorganisms and enhance microbial safety and shelf-life of food products.

Additionally, Expert has conducted numerous challenge studies to evaluate the effects of antimicrobials on the survival and growth of pathogens in foods such as fruit and vegetable products and meat products. Based on his education and training in food science, he is knowledgeable of food preparation and handling practices and factors that either increase or decrease the risk of food-borne illness in consumers.

Expert has published peer-reviewed scientific papers on control of food-borne pathogens such as Staphylococcus aureus, Salmonella, Listeria monocytogenes, Clostridium perfringens, and Escherichia coli O157:H7.


food microbiology


food safety


food science


food shelf life extension


food spoilage


food-borne illness


food-borne pathogenic bacterium


Listeria monocytogenes


psychrotrophic microorganism

Show Secondary and Basic Areas of Expertise
Expert may consult nationally and internationally, and is also local to the following cities: Des Moines, Iowa;  Cedar Rapids, Iowa;  Waterloo, Iowa;  and Ames, Iowa.

Often requested
with this expert:

Food Microbiology, Toxicology, Preservation, and Spoilage;...
Food Protection: Defense & Safety: Sorbic Acid; Microbial...
Food Chemistry & Shelf Life
Food Mycotoxicology, Mold, Aflatoxins, Toxicology

Year   Degree   Subject   Institution  
1992   Ph.D.   Food Science & Technology (Minor in Microbiology)   (Undisclosed University)  
1987   M.S.   Food Technology   (Undisclosed University)  
1985   B.S.   Microbiology   (Undisclosed University)  
1985   B.S.   Food Technology & Science   (Undisclosed University)  

Work History:
Years   Employer   Department   Title   Responsibilities

1998 to


(Undisclosed University)


Food Science and Human Nutrition


Associate Professor


He is responsible for teaching both graduate and undergraduate courses in food microbiology, providing service to the department, college, university and professional organizations, maintaining a vibrant research program in microbial food safety, and directing the research of graduate students.

1994 to 1998


North Carolina A&T State University


Human Environment and Family Sciences


Food Safety Scientist


He was responsible for conducting research in the area of microbial food safety, soliciting external funds to support research, mentoring graduate students and teaching a course in food safety and sanitation.

1992 to 1994


The Pennsylvania State University


Food Science


Post-doctoral Scholar


He was responsible for conducting research on control of food borne pathogens using antimicrobial solutions and improved methods for recovery of sub-lethally injured Listeria monocytogenes.

Career Accomplishments:

Gamma Sigma Delta Honor Society of Agriculture, American Society for Microbiology, Institute of Food Technologists, International Association for Food Protection, and Balkan Environmental Association (BENA).


International HACCP Alliance Certification Food Safety Preventive Controls Alliance (FSPCA) Certification for Human Food

Professional Appointments

Editorial Board Member for scientific journals -- namely: Applied and Environmental Microbiology Journal of Food Processing and Technology

Ad-Hoc Reviewer for the following scientific journals: Journal of Food Science, Meat Science, and Food Control


Gamma Sigma Delta International Service Award; Iowa Section, Institute of Food Technologists “Outstanding Leadership Award”; Institute of Food Technologists, Food Microbiology Division Honors as Chair.

Publications and Patents Summary

He has 36 peer-reviewed scientific publications and 5 book chapters related to food microbiology.

Selected Publications and Publishers  
 - Journal of Food Protection 74(11): 1833-1839.  
 - Journal of Food Protection 74(12): 2018-2023.  
 - Journal of Environmental Protection and Ecology, ISSN 1311-5065, Book II, pp.769 – 780  
 - Poultry Science, 90:2584-2591  
 - Journal of Food Protection, 73(2):266-273  

Consulting Services:
Selected Consulting Examples:
  • He provided consultation and prepared an expert report on Salmonella Enteritidis for law firm involved in a foodborne outbreak litigation case in Singapore.
  • He provided consultation and wrote expert report on Escherichia coli O157:H7 regarding a foodborne outbreak litigation case in Iowa.
  • He is a food safety consultant with USAID Partners of the Americas and served in international projects in Guyana, Jamaica and Haiti.
  • He provided consultation, gave deposition, and expert witness testimony for a law firm regarding a Salmonella foodborne outbreak litigation case in Chicago, Illinois.
Recent Client Requests:
  • Expert for consulting on Food for Special Dietary Use.
  • Expert in spoilage and food preservation.
  • Expert for consulting on Salmonella
  • Expert for consulting on Preservation
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:
He has prepared expert reports and given depositions for foodborne illness litigation cases regarding the survival and growth of human enteric pathogens in foods and the environment.
Recent Litigation Client Requests:
  • Expert sanitizer for food manufacture.
  • Food refrigeration legal expert for consulting on Garlic Cold Storage.
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.

International Experience:
Years   Country / Region   Summary
2008 to 2008   Jamaica   Food Safety Consultant, USAID-sponsored Program on Pig Production and Environmental Improvement in Jamaica. He carried out the following activities: i) observed hygienic practices during pork carcass handling, evisceration, fabrication, transportation and storage; ii) made recommendations for proper handling of pork carcasses and wholesale and retail cuts for improved microbial safety; iii) presented a training seminars on actions to improve microbial safety of pork products; iv) provided technical assistance and addressed the food safety and sanitation concerns of the Jamaica Pig Farmers Association and retail outlets for pork products.
2007 to 2007   Guyana, South America   Food Safety Consultant, USAID-sponsored Program on Cattle/Dairy Industry Development in Guyana. he conducted the following activities: i) observed hygienic practices during beef carcass handling, evisceration, fabrication, transportation and storage; ii) made recommendations for proper handling of beef carcasses and wholesale and retail cuts for improved microbial safety; iii) prepared and presented a training seminar on hygienic handling of beef carcasses to public health and meat inspection personnel.
2014 to 2014   Haiti   HACCP training for Haitian food processors, USAID-sponsored

Additional Skills and Services:

He developed the “Microbiology and Food Safety on-line Training Module” for food processors at Smithfield (formerly ConAgra Foods, USA). As a food safety consultant for USAID-funded projects in Guyana and Jamaica, he developed and delivered food safety training seminars for food production and processing personnel in those countries.

Other Skills and Services

Expert is skilled in simplifying complex microbial food safety issues for legal personnel to clearly understand to better represent their clients in litigation cases.


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