Though lung cancer screening (LCS) has significant mortality benefits and has been recommended by the US Preventive Services Task Force since 2013, uptake has been low, especially in most underserved populations. The objective of this study was to harmonize qualitative data from three parallel studies focused on communities with historically high rates of tobacco use and who face lung cancer disparities—people with human immunodeficiency virus; individuals that identify as lesbian, gay, bisexual…