Ashok Kumar Lahiri, veteran economist and former Chief Economic Adviser (2002-2004), currently serves as vice-chairman of Niti Aayog. Previously held positions at IMF, World Bank, and Asian Development Bank. Known for expertise in fiscal policy, public finance, and economic modeling. Has authored numerous papers on Indian macroeconomic policy. His appointment brings extensive international experience to India's premier policy think tank, focusing on transforming India into developed nation by 2047.

Lahiri's appointment as Niti Aayog vice-chairman reflects government's emphasis on technocratic leadership for economic transformation. His extensive international experience at multilateral institutions provides crucial perspective for India's development strategy. As former CEA during NDA-I, he understands policy formulation challenges and implementation gaps. His expertise in fiscal consolidation, debt sustainability, and macroeconomic modeling becomes critical as India navigates post-pandemic recovery while maintaining fiscal discipline. Niti Aayog's role in coordinating between Centre and states, designing flagship schemes, and monitoring SDG progress requires someone with deep understanding of federal fiscal dynamics. Lahiri's academic background and policy experience position him to bridge theoretical frameworks with practical governance. His tenure coincides with India's G20 presidency outcomes implementation and preparation for becoming developed economy by 2047. The appointment signals continuity in economic policy direction while bringing fresh perspectives on emerging challenges like climate finance, digital economy regulation, and social sector reforms.