During the teenage years, as youth become more independent from their parents and choose how and with whom to spend their time, peers take on a prominent and important role[SHV2] . This increasing immersion in the peer group can have some beneficial effects[SHV4] (e.g., improving social skills) but a desire to conform to the interests, behaviors, and activities of peers in order to fit in can also lead to risky behaviors[SHV6] , raising concerns from parents, teachers, administrators, and researchers alike. While all girls possess some desire to form and maintain meaningful relationships with their peer groups, as well as motivation to gain peer approval, girls vary in how strongly they feel these needs. This has led researchers to wonder—what contributes to some girls relying heavily on social approval or possessing a strong need to belong while others do not?