For more than a decade, western societies have struggled to respond to declining prosperity, accelerating climate change and rising inequalities. A 'paradigm shift' in economic theory and public policy seems overdue. But if neoliberalism is dead, what should replace it? Michael Jacobs gave the Political Quarterly annual lecture 'After Neoliberalism: Economic Theory and Policy in the Polycrisis' in November 2023. In this collection, Geoffrey M. Hodgson, Abby Innes and Gavin Kelly respond to his assessment of the 'polycrisis' and how governments should approach policy making in this new age.