Literature  effectiveness of Socratic inquiry

Explore the effectiveness of Socratic inquiry.  (Is it easier to dispel error or ignorance?  Why is Socrates not successful with Meletus?  Is this a failure of teaching or of learning—or both?  What are the essential elements of Socratic inquiry?  Is Socrates himself an important element, or can we engage in Socratic inquiry without him?  How do the gadfly and the inner voice contribute to one’s education, and how can one arouse them in oneself?)