Guodong Zhang is a research microbiologist at the U.S. Food and Drug Administration (FDA). He conducted research on crop breeding, poultry probiotics, prevention and control of foodborne pathogens, and outbreak investigations at universities, USDA, and CDC before joining FDA. At FDA, his research focus includes cultural and molecular methods development and validation for the isolation, detection, and identification of foodborne pathogens from produce, seafood, eggs, and spices; the prevalence of Salmonella, Listeria monocytogenes, and STEC in produce, spices, tree nuts, agricultural water, and composts; and WGS for major foodborne pathogens. He is also involved in providing subject matter expertise for numerous regulatory documents and serves on several important FDA committees, including participating in PC and produce rules. He has served as an editor and on editorial boards of several well-respected scientific journals and is actively involved in professional organizations, including AOAC, ASM, IAFP, IFT, ISO, MicroVal, and sfam. He has developed official analytical methods for the FDA. He has published over 100 book chapters and peer-reviewed scientific articles. He remains the senior FDA subject matter expert for Salmonella, produce safety, shell eggs, and spices; and author and contact for several FDA Bacteriological Analytical Manual (BAM) chapters.
