Michael Campbell is Assistant Professor in the Department of Ethics at Kyoto University, Japan. He has co-edited two volumes of Peter Winch's previously unpublished writings - Spinoza on Ethics and Understanding (with S. Tropper, 2021) and Political Authority: Contract and Critique (with L. Reid, 2024). He is also the co-editor of Wittgenstein and Perception (with M. O'Sullivan, Routledge, 2013).