<p><b> Jonathan Bowling, MBChB FRCP</b> Consultant Dermatologist, Oxford, UK. </p> <p><b> John Paoli, Ph.D.</b> Professor, Department of Dermatology and Venereology, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg; and Consultant Dermatologist, Sahlgrenska University Hospital, Gothenburg, Sweden. <p><b>Alex Chamberlain, MB BS (Hons) FACD</b> Adjunct Senior Lecturer, Central Clinical School, Monash University; and Specialist Dermatologist, Victorian Melanoma Service, Alfred Health, Prahran, Victoria, Australia.