Giovanbattista Tusa, philosopher, lives in Lisbon, where he works on Philosophy, Art and Ecology at the Institute of Philosophy of the Universidade Nova de Lisboa. He is currently developing his manuscript Minima Planetaria, and editing (with Michael Marder) a Glossary for the XXI Century, in which he explores the possibilities for new postfoundational political grounds. He is the director of Planetary Conversations, a series of confrontations on the futures of philosophy which attempt to reimagine the form of an engaged public philosophy in the age of pandemic and mass quarantines.