The 2013 IAB MIXX Conference & Expo, September 23-24, in New York City, will redefine marketing in the digital world. Advertising was once easy to define: a big idea rendered on a full-page ad, a TV screen and maybe a billboard. Today, the definition is up for grabs. Be there as industry thought leaders debate the is and the will be of advertising. Featured speakers include Colleen DeCourcy, Global Co-Executive Creative Director, Wieden+Kennedy; Dave Luhr, Global Chief Operating Officer, Wieden+Kennedy; and Brian King, Global Brand Officer, Marriott International, and many more. Save $100 before August 16. Learn more and register.