Question: Psychohistory is a fictional science in which Isaac Asimov science fiction book series which combines history, sociology and mathematical statistics to make predictions about the future behaviour of very large groups of people and most notably described in his trilogy series which won him the Hugo award and which reference other works by the author including 'Robot' and 'Empire'?
Sentence (from "Norby"): Norby is a fictional robot created by Janet Asimov and Isaac Asimov who stars in his own series of children's science fiction books, "The Norby Chronicles".
Relevant evidence: No