Melvyn Bragg and his guests discuss the ancient Greek poet Sappho.
Criminologist David Wilson looks at Thomas Hobbes and his 'social contract' theory.
1/4 Tim FitzHigham recreates an 18th-century bet: Can he navigate central London blindfolded?
3/12 Laurence Llewelyn Bowen explores the idea of the sporting estate.
2/2 Misha explores the background to Garibaldi's heroic efforts that liberated southern Italy.
Angie Hobbs, Leif Wenar and David Runciman debate and explore the ideas of John Rawls.
2/12 How Wordsworth's poetry has influenced thinking about nature ever since.
1/2 Misha Glenny goes to Rome, Sardinia and Milan in pursuit of the Italian nationalist.
In this edition of a series of programmes on justice, Harry Potter examines deterrence.
1/12 Laurence Llewelyn-Bowen explores changing ideas about the countryside.
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