Zeynabou Sy is a scientific collaborator in the GeoHealth group of the Institute of Global Health. She got her Master of Environmental Geoscience from University of Lausanne in 2016, with a focus on analysis of natural risks. Her master thesis focused on the problem of flooding in the urban area of the Cape Verde peninsula region. In 2017, she obtained a certificate in Geomatics from the Geneva University. Zeynabou joined the GeoHealth team as a scientific collaborator in September 2018. She is currently working on various AccessMod projects to model accessibility to health facilities in Sub-Saharan African countries.