30 with Guyon Espiner

Sir John Kirwan

30 with Guyon Espiner

Show Notes

The rugby great became the face of mental health in New Zealand, so why does he think he’s failed and what does he plan to do about it? Plus, he challenges Guyon to open up about his own health and asks if New Zealand’s macho culture has really changed.

Watch the video version of the episode here Season 2 Episode 5 Go to this episode on rnz.co.nz for more details

More from 30 with Guyon Espiner

Jun 30, 2026

"We only criticise what the US does." Former US Assistant Secretary of State David Stilwell defends America's actions in Iran, discusses New Zealand's anti-nuclear stance, and explains what Washington now expects from allies like New Zealand. Watch the video version of the episode here Season 5 Episode 6 Go to this episode on rnz.co.nz for more details

Jun 23, 2026

Are we witnessing the greatest technological breakthrough of our time or the greatest sales pitch? Karen Hao argues AI has been oversold, its limits downplayed and its hidden costs ignored. Watch the video version of the episode here Season 5 Episode 5 Go to this episode on rnz.co.nz for more details

Jun 16, 2026

From prison cell to press freedom advocate, Peter Greste talks to Guyon about free speech and cancel culture. Plus, his warning about what happens when political leaders turn the public against the press. Watch the video version of the episode here Season 5 Episode 4 Go to this episode on rnz.co.nz for more details

Jun 9, 2026

"He's a handbrake." Opportunity party leader, Qiulae Wong, on Winston Peter's political power. Plus their vision for NZ: From a radical tax overhaul to a reset of Superannuation and Social Welfare. Watch the video version of the episode here Season 5 Episode 3 For 30 years, Winston Peters has held the balance of power in New Zealand politics, helping decide who governs and shaping coalition deals from both the left and the right.

Jun 2, 2026

The climate catastrophe once dismissed as science fiction. Leading climate scientist, Johan Rockström, on the tipping points that would plunge Europe into an ice age while catapulting the southern hemisphere into an endless heatwave. Watch the video version of the episode here Season 5 Episode 2 Could climate change trigger an ice age in Europe? On this episode of 30, world-leading climate scientist Johan Rockström explains the growing fears around the collapse of the AMOC, the Atlantic ocean circulation system, that helps regulate the planet’s climate. Rockström warns the world has now breached seven of nine planetary boundaries, and says we are approaching dangerous tipping points that could reshape life on Earth. 30 with Guyon Espiner: long-form conversations with the world’s leading thinkers, scientists and changemakers. Go to this episode on rnz.co.nz for more details

See all episodes →