Bennett’s Vibrant Matter advances a radical political ecology of things by challenging the modern habit of dividing the world into passive matter and active human life. Her central claim is that matter is not inert substance awaiting human use, interpretation or command, but possesses vitality, understood as the capacity of bodies—food, metals, electricity, waste, storms, commodities and organisms—to affect other bodies, alter events and participate in political outcomes. This is not a mystical vitalism, since Bennett does not add spirit to matter; rather, she redefines materiality itself as lively, relational and efficacious. Her opening case study of Baltimore debris—a glove, pollen, a dead rat, a bottle cap and a stick—shows how discarded objects can suddenly disclose thing-power, exceeding their status as rubbish and appearing as agents within an assemblage. The argument develops through Latour’s actant, Spinozist affect and Deleuzian assemblage: agency is not sovereign human intention, but distributed across heterogeneous human and nonhuman configurations. This synthesis has profound normative implications. If landfill methane, omega-3 fatty acids, electrical grids or stem cells exert real force, then political theory must abandon its anthropocentric grammar and attend to the material participants it has rendered mute. Ultimately, Bennett’s vital materialism proposes an ecological ethics of attentiveness: to recognise that humans are themselves vibrant compounds within a wider field of matter-energy is to cultivate humility, responsibility and more sustainable forms of collective life.
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