This issue of PET Clinics focuses on Lung Cancer, and is edited by Drs. Gang Cheng and Timothy Akhurst. Articles will include: FDG PET/CT for lung cancer staging; Lung neoplasms with low FDG avidity; FDG PET/CT evaluation of lung cancer in populations with high prevalence of granulomatous disease; Prognostic value of FDG PET/CT; Genomic characterization of lung cancer and its impact on the use and timing of PET in therapeutic response assessment; Treatment planning for radiation therapy; Future directions of PET imaging for lung cancer; PET for RT-planning in lung cancer; Genomic characterization of lung cancer and its impact on the use and timing of PET in therapeutic response assessment; and more!