Food Safety Leaders Faces of Food Safety: Meet Dayna M. Harhay of the Animal Research Center By Maribel Alonso, Public Affairs Specialist • ARS, Office of Communications Dr. Dayna M. Harhay is a Research Microbiologist at the U.S. Meat Animal Research Center (USMARC) in Clay Center, By U.S. Department of Agriculture / 6 May 2024