Best of the Week - 20 December 2013

Highlights from Radio New Zealand National's programmes for the week ending Friday 20 December. This week.... the next 3 Avatar movies to be made in New Zealand; are new laws in store for our incoming Privacy Commissioner? investigating poisonous toxic blooms in the Hutt River; understanding bitcoins - the virtual currency; Baroness Caroline Cox - bringing awareness to slavery; travelling to European galleries, a lifelong dream for autistic artist Daniel Phillips; socialising dogs safely; the geothermal attractions of Te Puia; helping the Parkinson's "freeze" with a metronome; bridging the divide - NZ Chinese WW2 pilot Willie McWong and our internet searches for 2013.