Rosalind Wiseman is a teacher, thought leader and bestselling author of Queen Bees & Wannabees (the book that inspired the movie and musical Mean Girls) and Masterminds & Wingmen, as well as the curriculum Owning Up: Empowering Adolescents to Confront Social Cruelty, Bullying, and Injustice. She is the founder of Cultures of Dignity and lives in Colorado with her husband and two children. Follow her on Twitter at @culturesodignity or on Facebook at culturesofdignity.