Originally published between 1973 and 1981, this Allen and Unwin series published single authored volumes on nine key political philosophers ranging from Aristotle to Karl Marx. Volume titles are: Volume I: Hegel by Raymond Plant Volume II: Edmund Burke by Frank O'Gorman Volume III: Karl Marx by Michael Evans Volume IV: John Stuart Mill by R. J. Halliday Volume V: Bentham by James Steintrager Volume VI: Hobbes: Morals and Politics by D.D. Raphael Volume VII: Aristotle by John B. Morrall Volume VIII: John Locke by Geraint Parry Volume IX: Plato by Robert Hall Volumes also available individually at £65.00