This programme mines the BBC archive to hear the great minds of the 20th century in their own words - the likes of Sigmund Freud, Margaret Mead, BF Skinner, Benjamin Spock and Richard Dawkins.
It was a moment of triumph for advocates of John Maynard Keynes's economic theory: the post-World War II "Grand Experiment" of investing as much on combating poverty as society had on fighting the war. Includes interviews with Marxist Tariq Ali and historian/philosopher Isaiah Berlin.
