Margie is a consultant paediatrician at the Royal Childrens Hospital and Clinician Scientist, University of Melbourne, and Murdoch Childrens Research Institute (MCRI). As leader of the Vaccine Uptake Group, MCRI, her research focuses on vaccine confidence and uptake, particularly amongst high risk-groups and in low and middle-income countries, and on effective risk communication. In Australia, she is a member of the Australian Technical Advisory Group on Immunisation (ATAGI) and chair of the Social Science Advisory Board and a member of the Scientific Advisory Committee, National Centre for Immunisation Research and Surveillance (NCIRS).

She is committed to efforts to improve vaccine confidence and uptake in the Asia Pacific Region and she works closely with DFAT to provide technical immunisation support for the region. She is Chair, Australian Regional Immunisation Alliance (ARIA) and on the steering committee for Melbourne Children’s Global Health and the IPA Vaccine Trust Project.

During the pandemic, Margie worked closely with the Commonwealth and Victorian State Governments on the COVID-19 rollout, including work to optimise uptake with priority adult and paediatric populations.