Raymond Geuss is Professor Emeritus of Philosophy at the University of Cambridge. He is the author of over a dozen books on political and critical theory, ethics and the history of philosophy, including The Idea of a Critical Theory (Cambridge, 1981), History and Illusion in Politics (Cambridge, 2001), Changing the Subject (2017) and Who Needs a World View? (2020).

Jonas Grethlein is Professor of Greek in the Seminar für Klassische Philologie at the Ruprecht-Karls-Universität Heidelberg. His publications include The Greeks and their Past: Poetry, Oratory and History in the Fifth Century BCE (Cambridge, 2010), Experience and Teleology in Ancient Historiography: Futures Past from Herodotus to Augustine (Cambridge, 2013), Aesthetic Experience and Classical Antiquity: The Significance of Form in Narratives and Pictures (Cambridge, 2017) and The Ancient Aesthetics of Deception: The Ethics of Enchantment from Gorgias to Heliodorus (Cambridge, 2021).