Recently celebrity activists such as Beyoncé, Jenifer Garner, and Sheryl Sandberg have thrown their weight behind a campaign to ban the term “bossy” to describe women (banbossy.com, #banbossy). The goal of the campaign is to encourage young women to step into leadership roles and to assert themselves in the classroom and in life. In this blog I highlight the social value of celebrity activism and I highlight important caveats of celebrity activism based on science.