10 Stories revealing the emotional relationship between young people and their mobile phones. Mobile Youth: Voices of the Mobile Generation is written for technologists, marketers and social scientists alike who want to go beyond the technology and understand the social and psychological drivers that define this unique relationship. Author Graham Brown travels from the favelas of Rio de Janeiro to the backstreets of Shibuya Tokyo on a quest to discover how young people interact with their phones and what this means for innovation. 1 billion people under the age of 30 now own a mobile phone. Every single young mobile owner has a story tell and new way of using the device adults haven't even thought of yet. It's youth who showed the world how to use Facebook, SMS, Blackberry Messenger and file sharing. What will they think of next?