She is a member of WHO's Strategic Advisory Group of Experts ( SAGE) and also serves on the SAGE working Group on COVID-19 vaccines. From 2010 to 2014, she was a member of WHO Immunization Practice Advisory Committee (IPAC). She serves on the WHO African Regional Immunization Technical Advisory Group (RITAG) and is a scientific advisor for the African Leadership Initiative for Vaccinology Expertise, University of the Witwatersrand, South Africa.
