The simple act of buying a coffee and a croissant in a coffee shop rests on a massive chain of cooperation dating back thousands of years. There was the growing and processing of raw materials, sourcing and supplying them, manufacturing products, setting up a business, training staff, and so on. Perhaps the most important links in this chain were the people who shared their knowledge about all those processes across the globe, and over many generations.
Humans are unusually cooperative, but other living organisms also play the same game. In Supercooperators: Evolution, Altruism and Human behaviour, or Why we need each other to succeed, the biological mathematician Martin Nowak, and his cooperating co-author the science journalist Roger Highfield, explain how this process works. Continue reading