Autonomous Marxism has generated a lexicon for responding to transformations in human labor, particularly around the role of technological development. Autonomists have mapped how the conditions of post-Fordism have put elements of the mind, sociability, virtuosity—or “the soul” in Franco Berardi's terms—to work. But that labor, in accordance with capitalist valorization, is nearly always human. At best, it is human labor supplemented with machines. But what are we to make of the lively materials—of human and nonhuman provenance alike—now at “work” alongside us? This essay takes up this question in an analysis of the field of biosensing. It explores Marx's concepts of species being and the general intellect to reconsider what can be said of...