1. Department of Dermatology Ghent University Hospital Ghent Belgium
2. Department of Dermatology and Pediatric Dermatology, National Reference Center for Rare Skin Disorders, Hospital Saint‐André, BRIC, UMR 1312, Inserm University Bordeaux Bordeaux France
3. Department of Dermatology, University Hospital Henri Mondor, EpiDermE EA 7379 Université Paris‐Est Créteil Val de Marne Créteil France
4. Department of Dermatology Henry Ford Health Detroit Michigan USA
5. Department of Dermatology The University of Texas Southwestern Medical Center Dallas Texas USA
6. Department of Dermatology University Hospital of Nice Nice France
7. Department of Dermatology, Netherlands Institute for Pigment Disorders, Amsterdam University Medical Centers, Amsterdam Institute for Infection and Immunity University of Amsterdam Amsterdam The Netherlands
8. Dermatology, Andrology, and Venereology Department Ain Shams University Cairo Egypt
9. Department of Dermatology Clinica Dermatologica Moragas Barcelona Spain
10. Department of Dermatology, St. Vincent's Hospital, College of Medicine The Catholic University of Korea Seoul South Korea
11. Department of Dermatology, Netherlands Institute for Pigment Disorders, Amsterdam University Medical Centers, Amsterdam Institute for Infection and Immunity VU University Amsterdam The Netherlands
12. Department of Dermatology, Ibn Sina University Hospital Mohammed V University Rabat Morocco
13. Department of Dermatology University Hospital Münster Münster Germany
14. New Cross Hospital, The Royal Wolverhampton NHS Trust Wolverhampton UK
15. Department of Dermatology, Faculty of Medicine Cairo University Cairo Egypt
16. Department of Dermatology Jaslok Hospital and Research Hospital and South Mumbai Dermatology Clinic Mumbai India
17. Skin Physicians Pte Ltd, Mount Elizabeth Medical Centre Singapore City Singapore
18. Vitiligo & Pigmentation Institute of Southern California Los Angeles California USA
19. Department of Dermatology and Venereology All India Institute of Medical Sciences New Delhi India
20. Department of Dermatology University of Massachusetts Chan Medical School Worcester Massachusetts USA
21. Department of Dermatology, Severance Hospital, Cutaneous Biology Research Institute Yonsei University College of Medicine Seoul South Korea
22. Pigmentation Research and Therapeutics Osaka Metropolitan University Osaka Japan
23. Department of Dermatology Kaohsiung Medical University Hospital Kaohsiung Taiwan
24. Department of Dermatology, College of Medicine Dongguk University Ilsan Hospital Goyang Korea
25. Photodermatology and Vitiligo Treatment Unit Israelite Hospital Roma Italy
26. Departments of Dermatology, Microbiology and Immunology Robert H. Lurie Comprehensive Cancer Center Northwestern University Chicago Illinois USA
27. Department of Dermatology and Skin Science University of British Columbia Vancouver British Columbia Canada
28. Association Française du Vitiligo Paris France
29. Vitiligo International Patient Organisations Committee Paris France
30. Vitiligo.nl Den Haag The Netherlands
31. Department of Dermatology Kindai University Nara Hospital Ikoma Japan
32. Department of Dermatology, Venereology & Leprology Postgraduate Institute of Medical Education and Research Chandigarh India
33. Deutscher Vitiligo‐Bund e.V. Adelsdorf Germany
34. Department of Dermatology Westville Hospital Durban South Africa
35. Chroma Dermatology Pigment and Skin of Colour Centre Parkville Victoria Australia
36. Department of Dermatology The Royal Children's Hospital Parkville Victoria Australia
37. Department of Dermatology Tufts University School of Medicine Boston Massachusetts USA
38. Department of Dermatology Yamagata University Faculty of Medicine Yamagata Japan
39. Department of Dermatology Integrated Medicine Osaka University Graduate School of Medicine Osaka Japan
40. Skin Research Institute of Singapore, ASTAR Singapore City Singapore
41. Department of Dermatology, Huashan Hospital Fudan University Shanghai China
42. Unicamillus International University Rome Italy
43. Department of Dermatology and Pediatric Dermatology, National Reference Center for Rare Skin disorders, Hospital Saint‐André University of Bordeaux, CNRS UMR 5164, ImmunoConcept Bordeaux France