Rude and abusive online behavior should not be met with silence. In less than 20 years, the World Wide Web has irrevocably expanded the number of ways we connect and communicate with others. This radical transformation has been almost universally praised. What hasn't kept pace with the technical innovation is the recognition that people need to engage in civil dialogue. What we see regularly on social networking sites, blogs and other online forums is behavior that ranges from the carelessly rude to the intentionally abusive. Flare-ups occur on social networking sites because of the ease by which thoughts can be...