Bianca Posterli is a seasoned social strategist and brand marketer, who has built her career at the intersection of media, technology, and culture. She is currently the Head of Social Marketing and Activations at Twitter where she leads social marketing strategy for integrated campaigns and breakthrough programs that drive conversation. Previously she drove social innovation for brands and talent, including Stila Cosmetics, Mode Media, Modelinia, IMG, Molly Sims, and Tyra Banks.