Professor Christina Gratziou is Associate Professor for Pulmonary Medicine and Critical Care at the Medical School of the National and Kapodistrian University, Athens.  She is also Head of the Research Center of Tobacco Control and Smoking Cessation Clinic at the University Pulmonary Department of Athens.  She has lectured and taught extensively on lung diseases and is an expert on smoking prevention and smoking cessation. From 2011 to 2014, she served as Chair of the Tobacco Control Committee of the European Respiratory Society (ERS) and later in 2015  will become Chair of the ERS Advocacy Committee.