Plato - the search for an ideal form of state, Christopher Rowe; Aristotle - ideals and realities, Peter Nicholson; St Augustine - Christian political thought at the end of the Roman Empire, Janet Coleman; St Thomas Aquinas - the state and morality, Antony Black; Niccolo Machiavelli - the anatomy of political and military decadence, Sydney Anglo; Jean Calvin - the disciplined commonwealth, Harro Hopfl; Thomas Hobbes - the sceptical state, Richard Tuck; John Locke - the politics of trust, John Dunn; Jean-Jacques Rousseau - moral decadence and the pursuit of liberty, Robert Wokler; Adam Smith - the Enlightenment and the philosophy of society, John Robertson; John Stuart Mill - the crisis of liberalism, John Gray; Karl Marx - gravedigger of the capitalist class, Terrell Carver; the moderns - liberalism revived, Alan Ryan; the moderns - Herbert Marcuse and Hannah Arendt - critics of the present, Liam O'Sullivan.