Raina MacIntyre (MBBS Hons 1, M App Epid, PhD, FRACP, FAFPHM) is Head of the Biosecurity Program, Kirby Institute, UNSW & author of DARK WINTER. She has over 450 peer-reviewed publications, has received many awards including the Sir Henry Wellcome Medal from the Association of Military Surgeons of the US and is a member of the WHO COVID-19 Vaccine Composition Technical Advisory Group and WHO Smallpox and monkeypox working group.