In this issue of Clinics in Chest Medicine, guest editors Drs. Robert P. Baughman, Elyse E. Lower, and Marc A. Judson bring their considerable expertise to the topic of Sarcoidosis. Top experts in the field discuss the role of bronchoscopy in diagnosis of sarcoidosis; monitoring pulmonary sarcoidosis; ocular sarcoidosis; biomarkers in sarcoidosis; cutaneous sarcoidosis; neurologic sarcoidosis; and more.