Margie is a consultant paediatrician within the Department of General Medicine, Royal Childrens Hospital (RCH), and an Associate Professor and David Bickart Clinician Scientist Fellow, Department of Paediatrics, University of Melbourne and Murdoch Childrens Research Institute. As leader of the Vaccine Uptake Group, MCRI, she is an immunisation expert with over ten years of experience in vaccine research and clinical work, both in Australia and in resource poor settings. Her research includes vaccine social science, program evaluation, health system strengthening in low resource settings, vaccine safety and vaccine clinical trials to improve the uptake and use of currently available vaccines, particularly amongst high risk-groups and in low and middle-income countries. In Australia, she is the current chair of the Collaboration on Social Science in Immunisation (COSSI) Group, an initiative of the National Centre for Immunisation Research and Surveillance (NCIRS), and a trusted national spokesperson on vaccination issues and leader in vaccine acceptance with a strong advocacy role and prominent media profile. Internationally, she is engaged as a consultant with WHO to improve confidence and uptake of the EPI schedule in the Philippines, is a member of Sabin’s Vaccine and Acceptance Research Network (VARN) steering group and a member of the International Pediatric Association (IPA) Vaccine Trust Project Program Advisory Group. She is passionate about strong, respectful communication in healthcare and is leading collaborative development and promotion of clinician scientist pathways as Director of Clinician Scientist Pathways within the Melbourne Medical School (MMS).