Adnan Custovic leads the Paediatric Allergy Group within the Centre for Paediatrics and Child Health at Imperial College London and is Honorary Consultant in Paediatric Allergy at St. Mary’s Hospital and Royal Brompton Hospital. 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 and management.