Richard Flanagan sees 'goodness in the midst of our apocalypse'

Richard Flanagan has brought out a collection of essays, speeches and columns entitled Heresies.Its topics range from Manus Island to the Black Summer bushfires to the growing corrosion of democracy.Flanagan, the only writer on the planet who has won both the Booker Prize for fiction and the prestigious Baillie Gifford Prize for non-fiction, joins us for an extended discussion.