“…As these services are shifting the social and communication infrastructure of our society, having proper tools and techniques to study these platforms becomes ever more critical for understanding social activities (Naaman, Boase, & Lai 2010), public opinion (Bennett & Iyengar, 2008;Castells, 2009), political action (Parsons, 2010;Siegel, 2009) and more. At the same time, the ubiquity of new social media has stupefied some of the best students of social change, with the prominent exceptions of marketing, advertising, and information science researchers (Blythe & Cairns, 2009;Xenos, 2010). Meanwhile, transformative social and political norms are emerging in online social practices and their offline corollaries (Glynn, Huge, & Lunney, 2009;Wallsten, 2010).…”