“…This is because in most cases, in addition to being a challenging subject to teach, relational and sex education in general is not formally established in schools, it is often not a mandatory element of the school curriculum and providing relational and sex education is not always actively supported by the school board or fellow colleagues (Vanwesenbeeck et al, 2015). Furthermore, if these programs do get implemented, they are frequently modified during implementation by omitting certain program components or activities, using supplementary material or not executing the program as prescribed by program developers (Forman et al, 2009;Berman & McLaughlin, 1976;Rogers, 2003;Ringwalt et al, 2003;Sy & Glanz, 2008).…”