The sources of presocratic philosophy / David T. Runia - Prehistory of presocratic philosophy in an orientalizing context / Walter Burkert - Milesian measures : time, space, and matter / Stephen A. White - The cloud-astrophysics of Xenophanes and Ionian material monism / Alexander P.D. Mourelatos - Heraclitus : flux, order, and knowledge / Daniel W. Graham - Signs and arguments in the Parmenides B8 / Richard D. McKirahan - Anaxagoras and the theory of everything / Patricia Curd - Empedocles : physical and mythical divinity / Oliver Primavesi - Two problems in Pythagoreanism / Carl Huffman - Atomism's Eleatic roots / David Sedley - Leucippus's atomism / Daniel W. Graham - Speculating about Diogenes of Apollonia / Andrae Laks - The Sophists / Michael Gagarin and Paul Woodruff - The role of medicine in the formation of early Greek thought / Philip van der Eijk - Presocratic Cosmologies / M.R. Wright - Reason, cause, and explanation in presocratic philosophy / R.J. Hankinson - The humanizing of knowledge in presocratic thought / J.H. Lesher - Presocratic theology / T.M. Robinson - Aristotle's account of the origins of philosophy / Michael Frede - Classical representations and uses of the presocratics / John Palmer.