The first print publication edited by Tavi Gevinson, the editor in chief of Rookie, the website for teenage girlsTavi Gevinson started her personal blog, Style Rookie (http://www.thestylerookie.com), in 2008, when she was eleven years old. It was a place where, from the confines of her bedroom in the suburbs, she could write about personal style and chronicle the development of her own. Within two years, the blog was averaging fifty thousand hits per day. Soon fashion designers were flying her around the world to attend and write about fashion shows, and to be a guest of honor at their parties.Soon Tavi’s interests grew beyond fashion, into culture and art and, especially, feminism. In September 2011, when she was fifteen, she launched Rookie (http://rookiemag.