Answer
Jessica Atreides, the mother of Paul Atreides, plays a pivotal role in the Dune series. A member of the Bene Gesserit, a secretive order known for their genetic manipulation and mental conditioning, Jessica is trained in their advanced physical and mental disciplines. Her complex relationship with Duke Leto Atreides adds depth to the story, and her choices and actions significantly influence Paul's journey and the fate of the universe.