Contextual Determinants of Sexual Risky Behaviors among Adolescents in Urban Cape Town, South Africa: Findings from a Longitudinal Study Using a Cumulative Risk Factor Approach • Evans Muchiri, University of the Witwatersrand ; Clifford O. Odimegwu, University of the Witwatersrand ; Pamela C. Banda, University of the Witwatersrand

“Remember To Be Faithful”: Discussions of Fidelity with Young Men and Women in the Mtoni Ward of Dar es Salaam, Tanzania • Megan Klein Hattori, University of Massachusetts at Boston

Initiation of Oral Sex and Coitus in Emerging Adulthood: Sexual Sequencing in a National Sample • Karin Brewster, Florida State University ; Kathryn H. Tillman, Florida State University ; Giuseppina Valle Holway, University of Texas at Austin

Sexual Dysfunction among Youth: An Overlooked Sexual Concern • Caroline Moreau, Johns Hopkins University and Institut National de la Santé et de la Recherche Médicale (INSERM) ; Anna Kågesten, Johns Hopkins University ; Robert Blum, Johns Hopkins University ; Nathalie Bajos, Institut National de la Santé et de la Recherche Médicale (INSERM) and Institut National d'Études Démographiques (INED)