A chart of characteristics to watch for from the National School Safety Center. P Habitually makes violent threats when angry. P Has previously brought a weapon to school. P Has a background of serious disciplinary problems. P Has a background of drug, alcohol or other substance abuse or dependency.
P Has few or no close friends.
P Is preoccupied with weapons, explosives or other incendiary devices. P Displays cruelty to animals. P Has witnessed or been a victim of neglect or abuse in the home. P Bullies or intimidates peers or younger children. P Tends to blame others for difficulties and problems they cause.