Does alcohol have any effect on human aggression? Americans are very concerned today over violent crime. This is probably because the US violent crime rate has been increasing. A violent crime occurs every sixteen seconds in the U.S. (Adler 1994). According to Pernanen (1991), studies already show that over 50% of the assailants were intoxicated at the time the violent crime was committed. To see if alcohol has any relation to aggression, experiments were performed on a group of people. In the balance placebo design, half of the particip ....