Question: Who was the author of the book on which the 1999 television movie, starring the actress who played Natalie Hillard in "Mrs. Doubtfire", was based?
Sentence (from "Mara Wilson"): She is known for playing Natalie Hillard in "Mrs. Doubtfire" (1993), Susan Walker in "Miracle on 34th Street" (1994), and Matilda Wormwood in "Matilda" (1996).
Relevant evidence: Yes