Robbers Cave Experiment - The Psychology of War and Peace
Get 25% off Blinkist Premium and enjoy 2 memberships for the price of 1! Start a free 7-day trial by clicking here: http://blinkist.de/sproutsdeutschland In the summer of 1954, a school bus carrying a group of 12-year-old boys arrived at Robbers Cave State Park in Oklahoma. The boys thought they we