About the Author

Elisabeth Robson researches new technologies at the Walt Disney Internet Group, focusing most recently on Digital Rights Management, content standards, new media formats, and video on demand over the Internet. Eric T Freeman is a media company executive and co-author of two bestselling books: Head First Design Patterns and Head First HTML & CSS (both from O'Reilly Media). A computer scientist with a passion for media and software architectures, Eric has been an Apple programmer since the days of the Newton.