Navigation for Sunday 4 'til 8

4:07 The Sunday Feature: Constitutional Review Debates

The final of a five-part series examining aspects of the New Zealand Constitutional Review.

5:12 Spiritual Outlook

Our regular catch up with the world of religion, spirituality, faith and ethics – presented by Justin Gregory, alternating with a series from the BBC's World Service programme, Heart and Soul.

5:40 Hidden Treasures

Trevor Reekie takes you on a trip that seeks out musical gems from niche markets around the globe, the latest re-releases, and interesting sounds from the shallow end of the bit stream.

6:06 Te Ahi Kaa

Exploring issues and events from a tangata whenua perspective (RNZ)

7:06 One in Five

The issues and experience of disability. (RNZ)

7:30 Discovery

Exploring today's most significant scientific discoveries. (BBC)