“…It is common to analyze them individually as retweet (e.g., see [8,9]), follower (e.g., see [10]), mention (e.g., see [8]) networks, and others. An extensive literature is concerned with Twitter network data, and the myriad topics that have been studied using them include political protest and social movements [11][12][13][14][15][16][17], epidemiological surveillance and monitoring of health behaviors [18][19][20][21][22][23][24], contagion and online content propagation [25,26], identification of extremist groups [27], ideological polarization [8,28,29], and much more. Indeed, the combination of significance for public discourse, data accessibility, and amenability to network analysis is appealing.…”