Universities have debated putting warning labels on violent , abusive behavior in literature . David Perry : It should not be necessary to have a new policy of warning labels . Good teachers should prepare their students in the course of regular instruction , he said . Perry : For students with PTSD , the normal approach should be used .
Universities have debated putting warning labels on violent , abusive scenes in literature . David Perry : It should not be necessary to have a new policy of warning labels . Good teachers should prepare their students in the course of regular teaching , he says . Perry : For students with PTSD , the normal precautions should be taken .