Javier is a Professor of Inorganic Chemistry and Director of the Molecular Nanotechnology Lab, a world-leading research center working on synthesizing and applying nanostructured materials for sustainable production of chemicals and energy at the University of Alicante, Spain. He's also the founder of Rive Technology, a technology-based company that commercializes nanostructured catalysts that significantly reduce carbon dioxide emissions while increasing energy efficiency, which has been globally commercialized since 2019.

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President of the International Union of Pure and Applied Chemistry (IUPAC) for the 2022-2023 biennium, among other past responsibilities, he's been a member of the World Economic Forum since 2009, making a significant impact in promoting the global voice of science through his participation in the Young Global Leaders Forum, the Experts Network and the Global Agenda Council in Emerging Technologies.

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Javier is also a science communicator who has written several outreach and opinion articles in Science, Nature, The Washington Post, Scientific American, and other publications, promoting science for the global good internationally.