Professor Michael Mainelli is Executive Chairman of Z/Yen Group, a globally respected think‑tank and consultancy focused on financial markets, sustainability, and long‑term economic systems. He is the former Lord Mayor of London (2023–24) and President of the London Chamber of Commerce & Industry, where he championed SME growth, innovation, and London’s global competitiveness. A renowned scientist‑economist, Professor Mainelli is widely recognised for applying rigorous systems thinking to complex challenges at the intersection of finance, technology, and public policy. He is also the co‑creator of the Global Financial Centres Index, the world’s leading benchmark for assessing the competitiveness of international financial hubs.