Home » Multimedia » Podcasts » Food Safety Matters » Ep. 139. Dr. Susan Mayne: CFSAN's Mission, Today and Tomorrow
Food Safety Matters
Food Safety Matters is a podcast for food safety professionals hosted by the Food Safety Magazine editorial team – the leading media brand in food safety for over 20 years. Each episode will feature a conversation with a food safety professional sharing their experiences and insights of the important job of safeguarding the world’s food supply.
Susan Mayne, Ph.D.,is the Director of the Center for Food Safety and Applied Nutrition (CFSAN) at the U.S. Food and Drug Administration (FDA).Dr. Mayne leads CFSAN in developing and implementing policies, programs, and initiatives to ensure the U.S. food supply is safe and healthy for consumers, and that food, dietary supplements, and cosmetics sold in the U.S. are safe and properly labeled. Under Dr. Mayne’s leadership, CFSAN works to reduce foodborne illness, protect consumers from harmful products, ensure that chemicals in food are found at levels that are not harmful, conduct and advance scientific research in support of food safety, and other efforts.Since taking up the role of CFSAN Director 2015, Dr. Mayne has overseen and implemented several landmark public health policies and initiatives, including issuing eight foundational rules and more than 50 guidances implementing FDA's Food Safety Modernization Act (FSMA).
Dr. Mayne received a B.A. degree in chemistry from the University of Colorado and a Ph.D. in nutritional sciences, with minors in biochemistry and toxicology, from Cornell University. Prior to joining FDA, Dr. Mayne spent nearly three decades at Yale University, where she held an endowed chair as the C.-E.A. Winslow Professor of Epidemiology. She also served as Chair of the Department of Chronic Disease Epidemiology at Yale and Associate Director of the Yale Cancer Center.
Brittney Miller is President of Manchester Farms, America's first quail farm. What started over 40 years ago as a backyard hobby has grown into a nationally recognized, family-owned business that produces more than 80,000 quail weekly, raising them responsibly, without antibiotics or hormones, and shipping premium products to chefs, retailers, and home cooks across the country. Brittney's story is about more than farming: it is about stewardship, innovation, and family values. She combines her passion for sustainable agriculture with modern food safety standards. Her SQF Level 2 certified, HACCP-compliant farm sets the benchmark for quality in specialty poultry.
Mindy Brashears, Ph.D. is the USDA's Under Secretary for Food Safety. Dr. Brashears previously served as Under Secretary for Food Safety from 2020–2021, and Deputy Under Secretary in 2019. Dr. Brashears returns to USDA from Texas Tech University, where she was a Paul Whitfield Horn Distinguished Professor of Food Safety and Public Health, the Roth and Letch Family Endowed Chair for Food Safety, and the Director of the International Center for Food Industry Excellence.
Justin Ransom, Ph.D. is Administrator of USDA's Food Safety and Inspection Service (FSIS), where he oversees FSIS' mission to ensure the safety, wholesomeness, and proper labeling of America's commercial supply of meat, poultry, and processed egg products. He leads the agency's modernization efforts, streamlining inspection systems, strengthening public health protections, and advancing science-based policies.
Elena Medo, M.B.A. is an entrepreneur, researcher, and inventor who has spent nearly 40 years transforming neonatal care through leadership and innovation. She has secured numerous patents, raised over $40 million across four companies, and built a legacy of firsts, including the first commercially available shelf-stable donor breast milk product; the first milk bank owned exclusively by nursing mothers; and the first medical device designed to analyze human milk. Today, as CEO and co-founder of Leonie Health PBC, established in 2023 with her daughter, Adrianne Weir, Elena is developing a revolutionary product that replicates the immune properties of colostrum to protect preterm infants against the three deadliest neonatal infections—necrotizing enterocolitis (NEC), ventilator-associated pneumonia (VAC), and sepsis—which together claim the lives of more than 30,000 hospitalized infants per year.
Alissa Welsher, Ph.D. is a Senior Consultant at Elanco Poultry Food Safety. Dr. Welsher received a bachelor’s degree in biological sciences from the University of Pittsburgh, as well as a master’s degree in poultry science and a Ph.D. in cell and molecular biology from the University of Arkansas. Her area of expertise is meat and poultry food safety, and she specializes in integrated pest management (IPM).
Lyle Probst is the CEO of NomadX and an accomplished entrepreneur with more than 25 years of experience in operations, product development, engineering, biodefense, and advanced technology commercialization.
Alex LeBeau, Ph.D., M.P.H., CIH is the owner of Exposure Assessment Consulting LLC in Orlando, Florida, where he offers toxicology, industrial hygiene, risk assessment, and public health consulting services. Over his 13-year career, he has evaluated environmental and occupational exposures and has performed toxicological evaluations of chemicals and biological agents. He has also performed human health risk assessments of contaminated sites using U.S. Environmental Protection Agency (EPA) and state regulatory guidelines and has monitored remediation activities at those sites. To evaluate the exposure impacts on building occupants, he has performed indoor environmental quality assessments, including Legionella and water quality assessments, at healthcare, residential, and industrial facilities.