with the Thoracic Oncology Assembly, has been leading a Task Force on an adenocarcinoma multidisciplinary classification, which includes histomolecular and radiological correlation as well as oncology and surgical management. With.1.3 million deaths annually [1, 2], lung cancer is the leading cause of cancer death worldwide [3, 4]. The dismal prognosis of lung cancer is due to lack of early diagnostic tools, presentation at a late stage and an at best modest effect of chemotherapy. The major cause of lung cancer is tobacco smoking (85 % of lung cancer). Major requirements in the fight against lung cancer can be met by tobacco smoking cessation, and by understanding the genetic and epigenetic origins of progression of the disease, since smok...