Robin Waterfield was born in 1952. He graduated from Manchester University in 1974 and went on to research ancient Greek philosophy at King's College, Cambridge. He has been a university lecturer (at Newcastle upon Tyne and St Andrews), and a copy-editor and a commissioning editor for Penguin Books. In between, and currently, he makes a living as a self-employed writer and consultant editor. His publications range from academic articles to children's fiction. He has translated various Greek philosophical texts, including several for the Penguin Classics: Xenophon's Conversations With Socrates, Plutarch's Essays, Plato's Philebus and Theaetetus and (in Plato's Early Socratic Dialogues) Hippias Major, Hippias Minor and Euthydemus.