Tessa Wigney is a writer, with an Honours degree in Sociology. She is undertaking a PhD at the University of New South Wales, based at the Black Dog Institute. Kerrie Eyers is a psychologist and teacher, and is the Publications Consultant at the Black Dog Institute. She is editor of Tracking the Black Dog (UNSW Press, 2006). Gordon Parker AO is Professor of Psychiatry at the University of New South Wales, and Executive Director of the Black Dog Institute. He is a mood disorders researcher with an international reputation. He authored Dealing with Depression (Allen and Unwin, 2004).