Professor Jonathan Barker is a Professor of Medical Dermatology at St. John’s Institute of Dermatology, King’s College London, and an honorary consultant dermatologist at Guy’s and St. Thomas’s Hospitals specializing in complex hospital-based medical dermatology. Professor Barker is the immediate past President of the International Psoriasis Council having previously been a Board member and Chair of the Scientific Committee. He is a principal investigator in national and international consortia using genetic and multi-omic approaches to discover causal disease mechanisms, new drug targets, and biomarkers of disease subtypes and outcomes to therapeutic interventions. These are being applied to important chronic skin diseases such as psoriasis, acne, and eczema. Professor Barker has published over 300 peer-reviewed papers and authored and edited several books including the latest (10th) edition of Rook’s Textbook of Dermatology. Highly cited publications include those in The Lancet, Nature Genetics, and the New England Journal of Medicine. Professor Barker was Head of the Department at the Institute of Dermatology from 2002-2018 and a course director of the Institute’s MSc Clinical Dermatology for overseas graduates. He is a past President of the European Dermatology Forum and the European Society for Dermatological Research. He is an honorary overseas member of several national dermatological associations including Denmark, France, Germany, Japan, and the USA.