Best of the Week - 18 May 2012

Highlights from Radio New Zealand National's programmes for the week ending Friday 18 May . This week .... does a celebrity's product endorsement lessen their credibility in the eyes of their audience, going solo for a year on an Alaskan island, New Zealand society in the 1820's, are babies smarter, more caring and conscious than adults, is there such a thing as Maori comedy, working the farm as a former ballet teacher, growing ginkgo nuts in Aotearoa and using your ethnicity in your art pratice.