Mary Jane Ferraro, PhD, MPH, is a Professor of Pathology and Professor of Medicine at Harvard Medical School and Director-Emeritus of the Clinical Microbiology Laboratory at Massachusetts General Hospital in Boston, where she continues her professional activities with a full-time appointment in Clinical Microbiology/Pathology and the Division of Infectious Diseases. Dr. Ferraro received her PhD from Boston University School of Medicine (Medical Sciences), and her MPH from the Harvard School of Public Health, where she was the recipient of a US Public Health Service grant designed to train directors of large infectious disease laboratories. She has been a member of the CLSI Subcommittee on Antimicrobial Susceptibility Testing since 1990, and she served as the Chairholder of that Subcommittee from 1997 until 2002. From 2003 to 2009, she was Chairholder of the CLSI Area Committee on Microbiology and served as Vice-Chairholder of the Expert Panel for Microbiology from 2016 to 2018. Dr. Ferraro is a Fellow of both the American Academy of Microbiology and the Infectious Diseases Society of America and has served as National Councilor and Program Chair for Division C of the American Society for Microbiology (ASM). Her clinical and laboratory research includes studies on the development and validation of new approaches to antimicrobial susceptibility testing; methods for early, direct detection of microorganisms in clinical specimens, and appropriate use and cost-effectiveness of diagnostic tests in microbiology. She is the author of more than 150 publications in scientific journals as well as numerous textbook chapters and review articles. She has been a member of the Editorial Board of the Journal of Clinical Microbiology and served as Co-Editor of the Clinical Microbiology Newsletter and Section Editor for the ASM Manual of Clinical Microbiology.