Olivier Mills is Founder of Baobab Tech and WASH AI, where he develops AI solutions for social impact, with a focus on international development, humanitarian work and the water, sanitation and hygiene sector. He has served as the technical expert on the Frontier Tech Hub and FCDO pilot exploring how large language models can help development professionals find, synthesize and use evidence from large volumes of development data. Olivier combines technical expertise in AI and digital systems with long-standing experience in WASH, ICT, strategy, communications and organisational development. His work focuses on building practical, responsible AI tools that support better decision-making and learning across the development and humanitarian sectors.