I've been reading Born Digital: Understanding the First Generation of Digital Natives. Palfrey and Gasser are both lawyers and of course are very interested in legal issues such as privacy and copyright. But this isn't a law book but in their words "the aim of the Digital Natives project is to understand and support young people as they grow up in a digital age."Two interesting concepts they develop are the ideas of your digital portfolio and your digital identity. Your digital identity is the identity you create online through your IM chats, facebook profile, your gaming activities etc. It is malleable; I can experiment with my online identity in different ways as easily as creating a new...