Stereotypes can change but only if the group being stereotyped take actions to positively change the stereotype, and it takes years and decades to change the other groups view.

There is a difference between life values, is a father of two, more important than the life of an individual that commits murder? In my view yes, they have more value, they are adding to society while the other is taking away from society.

I did like how you framed this post it was a very thought provoking one.