Thomas Nail is Professor of Philosophy at the University of Denver. He is the author of Returning to Revolution: Deleuze, Guattari and Zapatismo (Edinburgh University Press, 2012), The Figure of the Migrant (Stanford University Press, 2015), Theory of the Border (Oxford University Press, 2016), Lucretius I: An Ontology of Motion (Edinburgh University Press, 2018), Being and Motion (Oxford University Press, 2018), Theory of the Image (Oxford University Press, 2019), Lucretius II: An Ethics of Motion (Edinburgh University Press, 2020), Marx in Motion: A New Materialist Marxism (Oxford University Press, 2020), and Theory of the Earth (Stanford University Press, forthcoming 2021). His publications can be downloaded at http://du.academia.edu/thomasnail.