Few economists have had as profound an impact on India’s economic policymaking as Shankar Acharya. A key architect of economic reforms, Acharya’s influence spans decades—from shaping the long-term fiscal policy to guiding macroeconomic strategies as chief economic advisor under multiple governments. His insights have played a crucial role in steering India through major economic transitions. A Festschrift in honour of Shankar Acharya was long overdue. A World in Flux: India’s Economic Priorities aims to fill this gap.