“…There is a historical tendency for research on this topic to focus on first-time penile-vaginal penetration and erase LGBTQ+ identities (Averett et al, 2014: Carpenter, 2001). This is reflected in our review, where 17 out of the 23 papers focused on penile-vaginal intercourse, either directly defined or implied as the default definition of first sexual experience (Caron & Hinman, 2013;Davidson & Moore, 1994;Delgado-Infante & Ofreneo, 2014;Higgins et al, 2010;Holland et al, 2000;Marvan et al, 2018;Nicholas & Tredoux, 1996;Osorio et al, 2012;Reissing et al, 2012;Rind & Welter, 2014;Santtila et al, 2009;Sawyer & Smith, 1996;Schmidt et al, 1994;Smith & Shaffer, 2013;Traeen & Kvalem, 1996;Weinberg et al, 1995).…”