International agreements affirm that adolescents have a right to age-appropriate sexual and reproductive health information, education, and services that enable them to deal positively and responsibly with their sexuality. However, programs and policies are typically designed for older adolescents. This brief—part of the International Women’s Health Coalition’s 2007 series on young adolescents—uses evidence on their sexual and reproductive knowledge and behaviors to argue for more responsive policies and programs in Sub-Saharan Africa, and globally.