This fourth part of the "Elders" series features Helen Thomas, the doyenne of the White House Press Corps - from JFK to George W. Bush, she has reported on the highs and lows of world politics for 57 years.
Features Bob Hawke, Australia's longest serving Labor Prime Minister. From the Prime Ministership to the life lessons he's learned, he is still very much the passionate intellectual.
This sixth part of the 'Elders' series features Father Des Reid. For over half a century as a Catholic priest, he has ministered to people on three continents - from isolated communities in east Africa to illegal immigrants in Australian detention centres.