August 2025 saw a major recall of soft-ripened French cheeses across Europe and the United States after contamination with Listeria monocytogenes caused multiple illnesses and deaths. As this article is being prepared, the root cause of the outbreak has not yet been determined. However, Listeria outbreaks are often associated with a breakdown in basic food hygiene or sanitation practices.

One of the tools in the food safety toolbox that can help to minimize the potential for such occurrences is a…

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About the Author

Richard F. Stier is a consulting food scientist with international experience in food safety (HACCP), food plant sanitation, quality systems, process optimization, GMP compliance, and food microbiology (rickstier4@aol.com).
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