The Dune universe features a complex network of organizations steeped in thousands of years of history and seemingly endless power. The mighty familial dynasties answer to the dictatorial Emperor, while more obscure organizations dominate crucial resources. The Spacing Guild trains prescient navigators to travel faster than light. The Bene Gesserit Sisterhood uses religious propaganda to influence affairs from the shadows. Each of those all-powerful groups holds a share in the galaxy’s commercial hub, CHOAM.