A Mentat is a fictional character from the science fiction universe of Frank Herbert's Dune. Mentats are specially trained individuals who possess extraordinary mental abilities, allowing them to process information and analyze data with incredible speed and accuracy. They serve as human computers, compensating for the absence of advanced technology in the Dune universe. In the world of Dune, Mentats are often employed by powerful houses and organizations to assist in decision-making and strategy. Their training involves rigorous mental exercises, enabling them to perform complex calculations and predictions, making them invaluable advisors in political and military matters.