1. Psychiatric Registrar, Mental Health Services of Older People, Auckland District Health Board, Auckland, and; Clinical Fellow, Centre of Health System Innovation and Improvement (Ko Awatea), Manukau District Health Board, Auckland, New Zealand
2. Senior Lecturer, Department of Psychological Medicine, University of Auckland, Auckland, and; Consultant Psychiatrist, North Shore Hospital, Auckland, New Zealand
3. Head, South Auckland Clinical School, University of Auckland, New Zealand
4. School of Psychology, Massey University, Auckland, New Zealand
5. Senior Lecturer, Department of Psychological Medicine, University of Auckland, Auckland, and; Consultant Psychiatrist, Auckland City Hospital, Auckland, New Zealand