Amar Bhattacharya (he/him) is senior fellow at the Global Economy and Development Program at Brookings Institution and visiting professor in practice at the London School of Economics. His focus areas are the global economy, sustainable finance, global governance, and the links between climate and development, including on the role of sustainable infrastructure. He co-led the Independent Expert Group on Climate Finance commissioned by the UN secretary-general. He is currently serving as the executive secretary of the High-Level Expert Group on Climate Finance launched by the COP 26 and COP 27 presidencies. From April 2007 to September 2014, he was director of the Group of 24, an intergovernmental group of developing country finance ministers and central bank governors.