Following her Masters in Environmental Epidemiology and Policy from the London School of hygiene and Tropical Medicine, she started working in the area of Climate Change at the London School of Hygiene and Tropical Medicine, working on the Climate Change Adaptation Strategies for Human Health (cCASHh) project, focusing on both the observed impacts of extreme weather events in Europe as well as the impacts of climate change on salmonella and campylobacter infections. She started working at the World Health Organization in 2003 and has held several positions in various duty stations, including Geneva, El Paso Texas, Washington DC, Haiti, Barbados, Brazzaville and Panama. She has recently covered a range of topics including early warning systems for heatwaves, droughts, and climate sensitive diseases, the initiative on promoting an environmentally responsible and resilient health sector, sustainable procurement, air pollution, health care waste management, and supporting countries of the Region in the area of Climate Change and Health. She co-developed the technical notes on environmental public Health for COVID-19 response, and has a lot of experience in emergency preparedness and response. She is currently based in Manila coordinating the regional team on Health and Environment issues.