Dune novels. Schools of Dune

"It is 83 years after the last of the thinking machines were destroyed in the Battle of Corrin, after Faykan Butler took the name of Corrino and established himself as the first Emperor of a new imperium. The great war hero Vorian Atreides has turned his back on politics and Salusa Secundus, flying off to parts unknown; because he was given a life-extension treatment by Agamemnon, he ages very slowly. Abulurd Harkonnen, convicted of cowardice during...