Nikolaos Papadopoulos is Professor of Allergy and Pediatric Allergy at the University of Athens (NKUA), Greece, and at the University of Manchester, UK. He has extensive clinical and educational experience in Paediatric Allergy, having headed for many years a unit caring for more than 7000 children with allergic diseases yearly, implementing state-of-the-art interventions and training medical students, resident paediatricians and allergists. His research focus is the interphase between infection and allergic disease, with emphasis in asthma exacerbations and food allergy.