Alan completed Dermatology Training in Belfast in July 1999 and then completed fellowships in Great Ormond Street Children’s Hospital and Children’s Memorial Hospital Chicago, as a Fulbright Scholar. He has been a Consultant Dermatologist in Our Lady’s Children’s Hospital/ St. James’s Hospital, Dublin, Ireland since October 2002. He is Professor in Dermatology, Trinity College Dublin. His research interests are in epithelial genetics, disease mechanisms and therapy of atopic dermatitis. His work on the genetics of atopic dermatitis with long term collaborative partner Irwin McLean has helped refocus attention on the role of the skin barrier in the pathogenesis of this disease and of allergic disease in general. He has published more than 160 peer-reviewed articles. Alan is a Section Editor of the Journal of Investigative Dermatology and an Associate Editor of Allergy. His international awards include the 2006/2007 Paul Gerson Unna Prize from the German Dermatology Society, the 2013 Jerry Dolovich Memorial Lecture of the AAAAI and the 2015 Dr Sydney Watson Smith Lecture of the Royal College of Physicians of Edinburgh. He is an Honorary Professor in the School of Medicine, Dentistry and Nursing, University of Dundee.