Knowledge and Ignorance of Self in Platonic Philosophy is the first volume dedicated to exploring the complex question of self-knowledge within the framework of Plato’s philosophical works. This collection brings together a diverse array of scholars—both established and emerging—from various interpretative schools of Plato studies, offering a comprehensive examination of texts spanning across his extensive corpus. From classic dialogues like the Charmides and Alcibiades I, to lesser-explored discussions in works such as the Republic, Theaetetus, and Theages, this volume delves into the multifaceted aspects of self-knowledge, providing rich and varied readings that highlight different hermeneutical methods. The inclusion of a thorough research bibliography further enriches the discussion, offering a broad perspective on current scholarly debates. This compilation aims to serve as an indispensable resource for scholars and students interested in Plato’s philosophical inquiries into the nature of selfhood, self-reflection, and subjectivity, making it relevant to contemporary philosophical discussions.