Question: Kenneth Ross screenwrote "The Day of the Jackal" based on which author's 1971 novel?
Sentence (from "K. Ross Toole"): Perhaps the best-known and most influential of the state's twentieth-century historians, Toole served as director of the state's historical society, authored several noted volumes of state history and social commentary, and was a popular professor at the University of Montana for 16 years.
Relevant evidence: No