“…Ruiz et al (2011), for instance, identified two distinct communities in news comment sections across five different international news brands: those who are high in diversity and argumentation and those who are homogenous and low in argumentation. Further, newsroom policies (Ksiazek, 2015; Stroud, Scacco, Muddiman, & Curry, 2014), site architecture (Freelon, 2015; Peacock, Scacco, & Stroud, in press; Sukumaran, Vezich, McHugh, & Nass, 2011), and the qualities of news articles (Ziegele, Quiring, Esau, & Friess, in press) can affect the substance of people’s online comments.…”