Henry Randolph

“Quality on the Line” by Henry Randolph, Ph.D., offers dairy processors an inside perspective on the operations and quality issues most important to their business. Throughout more than 40 years, in academic pursuit and as president of Randolph Associates, Inc., Henry Randolph has helped dairy companies find technical and quality solutions to processing concerns.

Articles

ARTICLES

Quality on the Line

Controlling listeria in a dairy plant

The dairy industry has learned quite a bit about Listeria since a major outbreak in 1985.
Henry Randolph
June 15, 2013
The dairy industry has learned quite a bit about Listeria since a major outbreak in 1985. Controlling Listeria is an issue of effective cleaning, not sanitizer effectiveness.
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How to control L. mono

These are the bad bugs in dairy plants. USDA and FDA surveys have reported that Listeria is present in more than 10% of all raw milk from commercial U.S. dairy farms.
Henry Randolph
June 8, 2012
Listeria monocytogenes (L. mono)is a gram-positive bacterium and a specific member of the Listeria family. It is capable of causing severe illness and even death. The mortality rate from L. monoin susceptible populations is one of the highest of any known food pathogen. Individuals with compromised immune systems are particularly vulnerable.
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Tips for training plant employees

Henry Randolph
March 18, 2012
Effective training of plant and quality assurance personnel is essential to achieving quality and food safety standards. The training should involve both technical and practical applications of the process. In addition, it must involve all employees, especially Bubba and his counterparts — Junior, Leroy, “They” and “Supposed To.”
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