This book comprises of: Taylor's general introduction and glossary of Greek terms; Olympiodorus' Life of Plato ; First Alcibiades complete with almost all of Proclus' Commentary on the First Alcibiades as endnotes. The Republic , and a substantial amount of Proclus' Commentary on The Republic as endnotes. It also includes two of Taylor's articles written after the publication of this volume, relevant to the above dialogues.