“…In girls, maturation has some perceived social advantages, as refl ected in self-perceptions of popularity within opposite-sex relationships (Simmons, Blyth, & McKinney, 1983 ) as well as more self-rated peer support, liking, and attractiveness [for breast development, Brooks-Gunn and Warren ( 1988 ) and Tobin-Richards et al ( 1983 )] and higher levels of peer-and teacher-rated popularity (Reynolds & Juvonen, 2011 ). At the same time, these social benefi ts are intertwined with costs, such as being exposed to teasing, rumors, sexual harassment, and relational victimization from same-and other-sex peers (Brooks-Gunn, 1984 ;Craig, Pepler, Connolly, & Henderson, 2001 ;McMaster, Connolly, Pepler, & Craig, 2002 ;Reynolds & Juvonen, 2011 ), more physical (violent) victimization (Haynie & Piquero, 2006 ), and more general peer stress [e.g., poor friendship quality, peer isolation, or confl ict (Conley et al, 2012 )].…”