“…Accordingly, the literature on CC communication is multi-disciplinary. Research efforts draw on a wide range of methods that typically target a single entry point—such as applying content and meta-analysis methods to select collections of scientific publications 2,3,10,29 , news media articles 7–9,12,28,30–34 , or surveys 4,22,23 or by developing behavioral experiments and survey instruments 5,11,19,24,25,35 . For example, applying in-depth content analysis to select media article sets, researchers identified common factors among skeptical critics, estimated the percentage of CC articles that contain skeptical elements, and developed a typology of CC skeptics 30 .…”