Prolonged old age, the sandwich generation and biohacking—the realities of an aging Australia

Australians are living longer and longer, which is on one hand a beautiful thing. But on the other, prolonged old age is wreaking havoc. So how might we respond to this new demographic situation we find ourselves in?

Lucinda Holdforth is a writer who specialises in looking at what makes good societies flourish, everything from manners to politics and equality.

Most recently, she's set her sights on the unintended negative consequences following the extraordinary increase in life span around the world, particularly in Australia.

In the past 50 years, human life expectancy across the...