Lyn Gilbert is an infectious disease physician, clinical microbiologist. She has nearly 50 years’ experience in diagnosis, surveillance, prevention and control of infectious diseases of public health importance. For 25 years, she was director of Clinical Microbiology at ICPMR, Westmead and clinical lead in infection prevention and control (IPC). After a long career in clinical medicine and microbiological research, she has concentrated on applied ethics research, over the past 5-10 years, focusing on aspects of IPC, and gained experience in qualitative research methods including video-reflexive ethnography. From February 2020 to March 2021, she was chair of the national Infection Control Expert Group (ICEG) that advises the Australian Health Protection Principal Committee (AHPPC) on COVID-19 and, since March 2020, has conducted four independent reviews of COVID-19 outbreaks in residential aged care facilities in Australia.