We spoke with historian Andrea Contato about The Sumerian Game from 1964. I am the ruler of the city of Lagash, in ancient Sumer. Year after year, we have suffered disasters that have caused the crops to fail or rot away, and the population of Lagash is now nearly halved. I have 4,600 bushels of grain left and 230 people who rely on food. And now the question is: How much should I use to plant for the next season, how much should I use to feed my people, and how much should I store for the futur...