"A Tribute to Isaiah Berlin." THE PHILOSOPHER'S ZONE December 19, 2009.

Isaiah Berlin was born in Russia a hundred years ago, on 6 June 1909. He grew up to be a distinguished philosopher, a great historian of ideas - tracing the origins and vicissitudes of liberal thought over the last few centuries - and an eloquent defender of liberty. He was a man with very many friends and, this week, we talk about him with one of them: the British political philosopher John Gray. . . . Listen or read the transcript here: http://www.abc.net.au/rn/philosopherszone/stories/2009/2759562.htm.