Introduction : the paradox of Socrates / by G. Vlastos -- Our knowledge of Socrates / by A. R. Lacey -- Socrates in the Clouds / by K. J. Dover -- Elenchus / by R. Robinson -- Elenchus : direct and indirect / by R. Robinson -- Socratic definition / by R. Robinson -- Elenctic definitions / by G. Nakhnikian -- Socrates on the definition of piety : Euthyphro 10A-11B / by S. M. Cohen -- Socrates at work on virtue and knowledge in Plato's Laches / by G. Santas -- Virtues in action / by M. F. Burnyeat -- The Socratic denial of Akrasia / by J. J. Walsh -- Plato's Protagoras and explanations of weakness / by G. Santas -- Socrates on disobeying the law / by A. D. Woozley -- Plato's earlier theory of forms / by R. E. Allen