Technology has become the architect of our intimacies.  Online, we fall prey to the illusion of companionship, gathering  thousands of Twitter and Facebook friends, and confusing tweets and wall  posts with authentic communication. But this relentless connection  leads to a deep solitude. MIT professor Sherry Turkle argues that as  technology ramps up, our emotional lives ramp down. Based on hundreds of  interviews and with a new introduction taking us to the present day, Alone Together describes changing, unsettling relationships between friends, lovers, and families.