So Yesterday is a young adult suspense novel by Scott Westerfeld published in 2004. It has won a Victorian Premier's Award and is also an ALA Best Book for Young Adults. So Yesterday, the author's third publication, is considered his "breakout novel" and has been optioned to be made into a film by one of the producers of Fahrenheit 9/11 and Bowling for Columbine. This novel explores issues surrounding marketing, especially marketing targeted at youth, the Technology adoption life cycle, and culture jamming. Source: Wikipedia (en)