How has the most revolutionary innovation of our time - the Internet - transformed our world? What does it mean for the modern family? How has it changed our concepts of privacy? Of celebrity? Of love, sex and hate?
Aleks Krotoski has been writing about interactivity since 1999. She has a PhD in social psychology, focussing on relationships and influence online. Aleks is the host of the Tech Weekly podcast and presents BBC Radio 4's science series, Digital Human.