“…There is evidence that every type of consensual non-monogamy relationship, such as swinging (couples engaged in extradyadic sex, often with a social component; Jenks, 1998), open relationships (partners engaging in independent sexual relationships outside of the dyad; Matsick et al, 2013) and polyamory (i.e., concurrent, consensual romantic relationships with multiple partners; Mitchell et al, 2013), bears social stigma and is viewed as undesirable to society or even harmful (Cardoso et al, 2021;Rodrigues et al, 2018;Séguin, 2019). Cardoso et al (2021) also emphasize that consensual non-monogamy has conceptual issues because it highlights the importance of monogamy and assumes it to be the usual assumption.…”