"Sophist" is a dialogue written by Plato in the 4th century BC. It is part of his tetralogy of works on the nature of reality, which also includes the "Republic," the "Timaeus," and the "Critias."

The dialogue centers around the nature of the sophist, a type of professional educator who was skilled in the art of rhetoric and persuasion. Socrates engages in a discussion with several other interlocutors, including a visitor from Elea named Theaetetus and a group of sophists, who claim to be exp...