Guyon Espiner is an investigative journalist and presenter at RNZ, who hosts TV and radio interview show 30 with Guyon Espiner.

The listener.co.nz is the website of the award-winning New Zealand Listener, which has been covering the political, cultural and literary life of Aotearoa New Zealand for 80 years with features on current events, politics, social issues, health, technology, arts, food, culture and entertainment.