Author here. I&#x27;d say this all falls under SNA (Social Network Analysis).<p>From <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Social_network_analysis" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Social_network_analysis</a>:<p>Social network analysis (SNA) is the process of investigating social structures through the use of network and graph theories.