Additional
Information: Antiphon of Rhamnus (Rhamnous), c. 480 BC - 411 BC. There has been some dispute among classical scholars concerning whether the various references to an Athenian "Antiphon" in this period refer to one, two or three people. At any rate, one of them was
Antiphon Sites:
MacTutor History of Mathematics: Antiphon the Sophist MacTutor History of Mathematics: Antiphon the Sophist: Article on this ancient thinker or thinkers, with bibliography and cross-references. (Antiphon) http://www-gap.dcs.st-and.ac.uk/~history/Mathematicians/Antiphon.html
Context for the Evidence: Antiphon Context for the Evidence: Antiphon: A brief guide to this ancient thinker, by David D. Phillips. Published in The Stoa in 2003. (Antiphon) http://www.stoa.org/projects/demos/author_Antiphon?greekEncoding=UnicodeC
The Internet Classics Archive: Works by Antiphon The Internet Classics Archive: Works by Antiphon: Online texts of Antiphon's speeches, in Greek and English. (Antiphon) http://classics.mit.edu/Browse/browse-Antiphon.html
Wikipedia: Antiphon Wikipedia: Antiphon: Short entry incorporating material from the 1911 Britannica. (Antiphon) http://www.wikipedia.org/wiki/Antiphon/