Provides a clear summary of the psychology of the Internet, while at the same time drawing lessons from previous technologies, such as telephone, telegraph, and... » 

Provides a clear summary of the psychology of the Internet, while at the same time drawing lessons from previous technologies, such as telephone, telegraph, and even radio. It tries to answer questions such as: Are people indiscreet online? How much of a problem is Internet addiction? Can joining a virtual community have health benefits or costs? «