Raven contributed the chapters relating to the Italian tradition (Pythagoras of Samos, Alcmaeon of Croton, Pre-Parmenidean Pythagoreanism, Parmenides of Elea, Zeno of Elea, Melissus of Samos, Philolaus of Croton and Eurytus of Croton) and on Anaxagoras and Archelaus.
The distribution in Britain is restricted to one small area of coastal heath on St Agnes, Isles of Scilly where it was discovered by John Raven in 1950.
They found worthy successors in later years — Maxwell, Fraser, Clark, Nisbet, Hope, Dockrell, Patricia Broadfoot, Spencer, John Raven, Ian Deary.
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Kirk, G.S., J.E. Raven and M. Schofield, The Presocratic Philosophers, 2nd Ed.
Robert John Raven is an Australian arachnologist, being the Head of Terrestrial Biodiversity and the Senior Curator (Arachnida) at the Queensland Museum.