Social psychologists and police officers tend to agree that if a window in a building is broken ... one unrepaired broken window is a signal that no one cares, and so breaking more windows costs ...

They observed something fascinating in Brooklyn neighbourhoods: when a single broken window in a building went unrepaired ... send a powerful message: no one cares here. This psychological ...

The broken windows theory, defined in 1982 by social scientists James Wilson and George Kelling, drawing on earlier research by Stanford University psychologist Philip Zimbardo, argues that no ...