Research indicates between a third and half of 12-18 year-olds have intentionally harmed themselves at least once. Professor of Psychology at Victoria University of Wellington, Marc Wilson, is one of our country's top researchers on self-harming. He is leader of the Youth Wellbeing Study Team, and is building a stock of resources for when a parent discovers their child is hurting themselves on purpose.

Go to this episode on rnz.co.nz for more details