The kansas city experiment 1972-1973 (12 janv. 1972 – 26 déc. 1978)
Description:
divided the southern part pf kansas city into 15 areas , five of the "beats "were patrolled as usual,in another group the beats patrol activities and in the third they recived a novel treatment.the program was kept a secret and citizens were unaware of the difference between patrolled and unpatrolled parts of the city.Ajouté au bande de temps:
Date:
12 janv. 1972
26 déc. 1978
~ 6 years and 11 months