Adnan Custovic is Clinical Professor of Paediatric Allergy at Imperial College London. Prof Custovic has worked tirelessly to build the scientific basis of clinical allergy. His research has focused upon the origins and natural history of asthma and allergy across the life-course, with an emphasis on prevention and translation for patient benefit. His research findings are of great practical significance, and have informed and changed national and international guidelines on asthma prevention/management.