1. Lecturer and research fellow, Department of Psychological Medicine, Faculty of Medical and Health Sciences, University of Auckland, Auckland, New Zealand
2. Professor of psychiatry, Department of Psychiatry, Faculty of Medicine, Ottawa University, Ottawa, ON, Canada
3. Senior lecturer and research fellow, Department of Psychological Medicine and Department of Paediatrics, Child and Youth Health, Faculty of Medical and Health Sciences, University of Auckland, Auckland, New Zealand
4. Research fellow, Department of Psychological Medicine, Faculty of Medical and Health Sciences, University of Auckland, Auckland, New Zealand
5. Lecturer, School of Counselling, Human Services and Social Work, Faculty of Education, University of Auckland, Auckland, New Zealand
6. Professor of child and adolescent psychiatry, Head of Department Psychological Medicine, Faculty of Medical and Health Sciences, University of Auckland, Auckland, New Zealand