“…Research has dem-onstrated the positive effects of some curriculum-based interventions on adolescents' risky sexual behaviors (e.g., Kirby & Laris, 2009;Kirby, Laris, & Rolleri, 2007); however, there is also evidence that some curriculum-based interventions have no significant effect on risky-behaviors, compared with standard health education programs (DiCenso, Guyatt, Willan, & Griffith, 2002). Indeed, recent studies replicating the HIV and pregnancy prevention curriculum for adolescents, Reducing the Risk, which has been promoted by the CDC (2001CDC ( , 2018a, demonstrated somewhat mixed results (Barbee, Cunningham, van Zyl, Antle, & Langley, 2016;Kelsey et al, 2016). Thus, there remains a need to enhance and further develop curriculum-based health education programs.…”