“…Relations describe any type of link that ties two nodes together. Relations examined in communication research include perceived communication (Danowski, 1980), observed communication (Sykes, 1983), agreement (Stohl, 1993), membership (Barnett & Danowski, 1992), friendship (Beinstein, 1977), trust (Prell, 2003), cooperation (Doerfel & Taylor, 2004), public affiliation (Shumate & O'Connor, 2010), telecommunications traffic (Monge & Matei, 2004), citations (Rice, Borgman, & Reeves, 1988), funding (Lim, Barnett, & Kim, 2008), and hyperlinks (Shumate & Dewitt, 2008;Shumate & Lipp, 2008;Tateo, 2005).…”