Book excerpt: In this series of essays Fred Moten and Stefano Harney draw on the theory and practice of the black radical tradition as it supports, inspires and extends contemporary social and political thought and aesthetic critique. Today the general wealth of social life finds itself confronted by mutations in the mechanisms of control, from the proliferation of capitalist logistics through governance by credit and management of pedagogy. Working from and within the social poesis of life in the undercommons Moten and Harney develop and expand an array of concepts.