Alexis Roig is CEO of SciTech DiploHub, the leading global think-and-do tank at the intersection of science, tech, and foreign affairs, where he leads an international team advancing science and technology to address global challenges. He also serves as Barcelona’s Chief Science and Tech Envoy, representing evidence-based urban innovation before ECOSOC, UNESCO, UNFCCC, the UN Sustainable Development Solutions Network, the International Science Council, the Union for the Mediterranean, and the European Committee of the Regions.