Columbia subject headings:
Popular culture--United States.
United States--Social conditions--1980-2020.
Violence in mass media--United States.
Violence--United States.
Harvard subject headings:
Mass media--United States
Popular culture--United States
United States--Social conditions--1980-2020
Violence in mass media--United States.
Violence--United States
Princeton subject headings:
United States--Social conditions--1980-2020.
Violence in motion pictures.
Violence in popular culture--United States.