About the Authors

Thomas Rotter

Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

Affiliation School of Nursing, Queen’s University, 92 Barrie Street, Kingston, Ontario, Canada

Milica Petrovic

Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Supervision, Writing – original draft, Writing – review & editing

Affiliation Research Center of the German Foundation for Depression and Suicide Prevention, Department of Psychiatry, Psychosomatics and Psychotherapy, University Clinic, Goethe University, Heinrich-Hoffmann-Str 10, Frankfurt, Germany

Mikołaj Zarzycki

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Resources, Supervision, Writing – original draft, Writing – review & editing

Affiliation School of Psychology and Sport Science, College of Medicine and Health, Bangor University, Bangor, Wales, United Kingdom & Betsi Cadwaladr University Health Board, NHS Wales, Wales, United Kingdom

Caroline Allenhof

Roles Conceptualization, Funding acquisition, Methodology, Resources, Supervision, Writing – review & editing

Affiliation German Foundation for Depression and Suicide Prevention, Goerdelerring 9, Leipzig, Germany

Katharina Schnitzspahn

Roles Conceptualization, Funding acquisition, Methodology, Resources, Supervision, Writing – original draft, Writing – review & editing

Affiliation European Alliance Against Depression (EAAD) e.V., Goerdelerring 9, Leipzig, Germany

Piotr Toczyski

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Resources, Validation, Writing – review & editing

Affiliation Department of Media Sociology and Social Communication, The Maria Grzegorzewska University, Warsaw, Poland

Azucena Justicia

Roles Formal analysis, Funding acquisition, Methodology, Project administration, Resources, Writing – review & editing

Affiliation Hospital del Mar Research Institute, CIBER of Mental Health, Instituto de Salud Carlos III, Hospital del Mar, Barcelona, Spain

Saiko Allende Leal

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Resources, Supervision, Writing – original draft, Writing – review & editing

Affiliation Centre for Biomedical Research in Mental Health (CIBERSAM), Barcelona, Spain

James Chan

Roles Formal analysis, Funding acquisition, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

Affiliation Chief Executive Officer (CEO) Sault Ste. Marie YMCA, Ontario, Canada

Johannes Leimhofer

Roles Data curation, Formal analysis, Methodology, Project administration, Resources, Writing – review & editing

Affiliation Research Center of the German Foundation for Depression and Suicide Prevention, Department of Psychiatry, Psychosomatics and Psychotherapy, University Clinic, Goethe University, Heinrich-Hoffmann-Str 10, Frankfurt, Germany

Katharina Scholze

Roles Methodology, Project administration, Resources, Software, Supervision, Writing – review & editing

Affiliation German Foundation for Depression and Suicide Prevention, Goerdelerring 9, Leipzig, Germany

Stefan Hackel

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Project administration, Resources, Software, Supervision, Validation, Writing – original draft, Writing – review & editing

Affiliation German Foundation for Depression and Suicide Prevention, Goerdelerring 9, Leipzig, Germany

Victor Pérez Sola

Roles Conceptualization, Funding acquisition, Methodology, Software, Supervision, Writing – review & editing

Affiliations Centre for Biomedical Research in Mental Health (CIBERSAM), Spain; Department of Psychiatry and Forensic Medicine, Universitat Autònoma de Barcelona, Barcelona, Spain, Institut de Neuropsiquiatria i Addiccions, Parc de Salut Mar, Universitat Pompeu Fabra, Barcelona, Spain

Ulrich Hegerl

Roles Conceptualization, Formal analysis, Funding acquisition, Methodology, Project administration, Resources, Supervision, Validation, Writing – original draft, Writing – review & editing

Affiliations Research Center of the German Foundation for Depression and Suicide Prevention, Department of Psychiatry, Psychosomatics and Psychotherapy, University Clinic, Goethe University, Heinrich-Hoffmann-Str 10, Frankfurt, Germany, German Foundation for Depression and Suicide Prevention, Goerdelerring 9, Leipzig, Germany, European Alliance Against Depression (EAAD) e.V., Goerdelerring 9, Leipzig, Germany, Goethe Research Professorship, Department of Psychiatry, Psychosomatics and Psychotherapy, University Hospital, Goethe University, Heinrich-Hoffmann-Straße 10, Frankfurt am Main, Germany

Competing Interests

The iFD tool is operated and continuously developed by the European Alliance Against Depression (EAAD), of which Ulrich Hegerl is chairman of the board. The other authors declare no conflict of interest.