Wash. City Using Classical Music To Chase Gangs From Bus Stop : “The attack by Bach, Brahms and Beethoven follows the theory that prompted the city to stage pinochle games on dangerous street corners: Jolting the routine in such spots throws criminals off balance.

“It’s based on routine activity theory and situational crime prevention. You mix different types of activities in locations that are crime-ridden to change the composition of the environment,” said psychologist Jacqueline Helfgott, who chairs the Criminal Justice Department at Seattle University.” (WKMG Seattle)