Multi-site Trial of a Brief Behavioral Intervention for Dyspnea in Patients With Advanced Lung Cancer

Inclusion Criteria: * Age ≥18 years * Diagnosis of advanced lung cancer (i.e., non-small cell lung cancer or small cell lung cancer) or mesothelioma, not being treated with curative intent * Self-report at least moderate dyspnea per a rating ≥4 on the validated 0-10 breathlessness item of the Edmonton Symptom Assessment Scale-Revised * Functioning independently per an Eastern Cooperative Oncology Group Performance Status ≤2Performance status * Ability to read and respond to questions in English or SpanishLanguage * Receiving primary cancer care at one of the participating institutions Exclusion Criteria: * Significant uncontrolled psychiatric disorder or other co-morbid disease (e.g., dementia, cognitive impairment), which the treating oncology clinician reports would prohibit the patient's ability to participate in study procedures.