Professor William R. Faber, MD, PhD, Dermatovenereologist Studied Medicine at the University of Leiden, thereafter medical officer in Uganda, and general practitioner in the Netherlands. Trained as a dermatovenereologist at the Binnengasthuis Amsterdam and thereafter consultant dermatologist at the Meander Medisch Centrum Amersfoort, and the Academic Medical Center (AMC) Amsterdam. At present Professor in Tropical Dermatology at the University of Amsterdam.

Professor Roderick J. Hay, DM FRCP FRCPATH, Professor Roderick Hay trained in dermatology at Guys Hospital, the St John's Institute of Dermatology, London and The London School of Hygiene and Tropical Medicine. He has been a consultant since 1979 working in St John's Hospital, Guys and St Thomas Hospitals, the Belfast Hospitals Trust and is currently based at Kings College Hospital.
He has been an honorary consultant to the Public Health Laboratory Service (HPA) and University College Hospital. He has also worked in the Centers for Disease Control, Atlanta, USA and in a number of other different countries overseas.
He chairs the International Foundation for Dermatology which provides a global network for skin health and has written books, scientific papers and chapters particularly on the subject of skin infection, nail disease, fungal infection, eczema and international health.
His clinical interests include general dermatology, infectious and tropical skin disease, fungal infections and related areas such as nail disorde.

Dr Bernard Naafs, MD PhD Dipl. TM&H Dermatovenereologist; Studied Medicine at the University of Utrecht, and Tropical Medicine and Hygiene at Royal Tropical Institute (KIT) Amsterdam, and trained as a dermatovenereologist at the Binnengasthuis, Amsterdam. His other appointments have'included: Head, Clinical Research, All Africa Leprosy Rehabilitation and Training Centre (ALERT), Addis Ababa Ethiopia; Head, Leprosy Control Zimbabwe; Head OPD Department of Dermatology Dijkzigt Hospital Erasmus University Rotterdam;'and consultant dermatologist, IJsselmeerziekenhuizen Emmeloord/ Lelystad. At present he is a Consultant in Tropical Dermatology at the Leiden University Medical Center (LUMC) in the Netherlands and visiting professor at the Regional Dermatology Training Centre (RDTC) Moshi Tanzania and at the Instituto Lauro de Souza Lima (ILSL) Bauru SP Brazil.