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Martine is Head of Data for London at the Greater London Authority, where she works to realise the Mayor of London’s vision of making city data easier to share and use to improve services and outcomes for Londoners. Previously, she worked as a government data scientist and statistician at 10 Downing Street, the Department for Health and Social Care, and the Ministry of Justice (UK). Her work focuses on data sharing, public sector data innovation, and using data to support better policymaking and public services.