“…Homophily can be imposed by social structure, but an important source of homophily is also a preference to befriend similar peers (Kandel, 1978;Lazarsfeld & Merton, 1954;McPherson et al, 2001). Homophily preferences occur on several dimensions, including gender (Dijkstra et al, 2007;Mehta & Strough, 2009), ethnicity (Echols & Graham, 2018;Fortuin et al, 2014;Jugert et al, 2018;Moody, 2001;Quillian & Campbell, 2003;Rivas-Drake et al, 2017;Smith et al, 2014;Stark & Flache, 2012;Wittek et al, 2020), academic achievement (Flashman, 2012;Gremmen et al, 2017;Kretschmer et al, 2018), or music taste (Franken et al, 2017). In addition, recent research has found homophily mechanisms based on the position of individuals in the network; children with a structurally equivalent position in the network (e.g., friends of the same classmates or bullies of the same victims) are more likely to have a positive relationship (Echols & Graham, 2018;.…”