When we are in the right conditions, human beings are naturally trusting and cooperative. Think about how after a natural disaster, people all rush in to help strangers. However, in the wrong conditions, we become cynical, paranoid and selfish. The best organizations create conditions in which we naturally work together and help each other, whereas the worst do the opposite. The best part is that these “best conditions,“ seem to mimic the conditions in which we lived 50,000 years ago. Simon will explain wh