The Dunedin Study has identified a fundamental developmental mechanism that completely rewrites the nature versus nurture argument. It is a genetic switch which is thrown by life events , nature loads the gun but nurture pulls the trigger. This episode tracks the hunt for the mechanism using three specific examples - violence in men, depression, and cannabis induced schizophrenia
Meet the most scientifically studied people in the world. A group of 1,037 New Zealanders born in one city have been followed since their births in 1972. Members are now dispersed around the globe but 96% of the original group are still taking part - an extraordinary achievement in such a long running study.