Ryan J. Johnson is Associate Professor and Chair of the Philosophy Department at Elon University, in North Carolina. Ryan's early books include The Deleuze-Lucretius Encounter (Edinburgh UP 2016) and Deleuze, A Stoic (Edinburgh UP 2020), as well as the co-edited collections Contemporary Encounters with Ancient Metaphysics (Edinburgh UP 2018) and Nietzsche and Epicurus (Bloomsbury 2020). His recent work includes the co-written Phenomenology of Black Spirit (Edinburgh UP 2023) and the monograph Three American Hegels (Rowman & Littlefield 2024). His future work is on the radical abolitionist John Brown, Spinoza, and John Coltrane.