Legends of Allergy and Immunology: Giorgio Walter Canonica- physician, scientist and visionary leader.

Giorgio Walter (simply "Walter") Canonica is one of the best-known Allergologists/Pulmunologists in the world. This since his major scientific contributions to the field, but also from his great capability of communicating science, together with his uncommon humanity and open mind. During the past 25 years, Walter has been a major influencer in Allergy not only as President of major International (and National) Societies, but also as the promoter of major advances in our understanding of Allergic Diseases, promoting major guidelines and establishing gold standards for therapeutic interventions.