Professor Raina MacIntyre is an internationally recognised researcher in the fields of infectious diseases and vaccinology. She has contributed a seminal body of research on vaccinology, face masks, respirators and transmission of respiratory pathogens, as well as epidemic response and emerging infectious diseases – including COVID-19. Her vaccine research spans 20 years, including public health programs, vaccine clinical trials, mathematical modelling and epidemiology. As an expert in smallpox and other category A bioterrorism agents, she is also a respected, world authority in biosecurity, having worked on methods for detection and prevention of bioterrorism and biowarfare.