Todd R. Callaway, Ph.D., is an Associate Professor in the Department of Animal and Dairy Science at the University of Georgia. He is a ruminant microbiologist who grew up on a small horse, dairy, and beef farm and received his B.S. and M.S. degrees from the University of Georgia and his Ph.D. in Microbiology from Cornell University. Dr. Callaway previously worked for USDA's Agricultural Research Service and served as a research microbiologist in the Food and Feed Safety Research Unit at the Southern Plains Agricultural Research Center in College Station, Texas. In his research, Dr. Callaway focuses on the intestinal microbiome and the impacts of diet on the microbial population and host susceptibility to pathogen colonization. He has published more than 200 refereed journal articles, more than 25 book chapters, and two books.
In this article, the authors discuss the mechanisms by which food safety can be improved on the farm, along with some of the treatments that are effective today and likely will be available in the near future.
