Briefly profiles the philosophy of the Greek Sophist who held the opinion that all truth is relative to the individual.

Features a short profile of the Greek Sophist and philosopher of Abdera who taught in Athens and was a contemporary of Pericles and Socrates.

Read fragments from works authored by the Greek Sophist Protagoras of Abdera, 480-411 BC.

Provides a short profile of the ancient Greek philosopher who lived from 480-411 BC. Search the Internet Encyclopedia of Philosophy.

Microsoft's encyclopedia provides a brief profile of the ancient Greek philosopher Protagoras.