Facebook's Randi Zuckerberg: anonymity online 'has to go away'

Randi Zuckerberg, Facebook’s marketing director, has a fix for cyberbullying: stop people from doing anything online without their names attached.

Facebook requires all members to use their real names and email addresses when joining the social network -- a policy that has been difficult at times to enforce, as the prevalence of spam accounts or profiles assigned to people’s pets suggest.