[kQq9oHeAz6wLLS]

Several sites withhold the shooters name, because often times a quest for notoriety is a goal for them. Denying this potentially removes some incentive.

[londons_explore]

The reverse is also true - since by revealing the name, all the friends and family members will feel pressure from their communities.

Plenty of people would consider the impact on friends and family before such an act.

[AlecSchueler]

While true I would hope that as a society we've moved past punishing people for the crimes of their family members.