Kay-Lambkin, Frances, University of Newcastle, Newcastle, Australia; NHMRC Centre for Research Excellence in Mental Health & Substance Abuse, Macquarie University, Sydney, Australia; Hunter Medical Research Institute, Newcastle, Australia; Centre for Brain and Mental Health Priority Research Centre, University of Newcastle, Newcastle, Australia; Society for Mental Health Research, Victoria, Australia; International Society for Research on Internet Interventions, Sanford, NC, USA, Australia