Professor Helen Christensen is the Director of the Centre for Mental Health Research at the Australian National University. She has over 250 research publications and is listed in the top 1 per cent in the field of psychiatry/psychology internationally. Professor Kathleen Griffiths is co-Deputy Director of the Centre for Mental Health Research at the Australian National University and Director of the Depression & Anxiety Consumer Research Unit. Her research focuses on the use of the Internet as a self-help tool for improving mental health and developing programmes for reducing the stigma associated with depression.