A lot of those feminists never became moms.
A lot of those dads were already gone, psychologically if not physically.
I think it's more about television and 24 hour news, the Internet and video-games. Both directly in calling attention to school shootings and indirectly, since people are too busy looking at their screens to interact with each other.
Specifically, when it comes to school shootings, medication also plays a big role.
Female teachers drug the students they are incapable of handling.