Mara Elizabeth Wilson (born July 24, 1987) is an American author and former child actress.
 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).
 Since retiring from film acting, Wilson has focused on writing.
Madame Doubtfire, known as Alias Madame Doubtfire in the United States, is a 1987 English novel, written by Anne Fine for teenage and young adult audiences.
 The novel centers around a family with divorced parents.
 In November 1993, six years after its publication, the novel was adapted into "Mrs. Doubtfire," a film starring Robin Williams and Sally Field.
Just Like a Woman is a 1992 British comedy-drama film directed by Christopher Monger starring Julie Walters, Adrian Pasdar, and Paul Freeman.
 The film is based on the novel "Geraldine, For the Love of a Transvestite" by Monica Jay, and is one of the few "cross-dressing" films in which the hero is actually a transvestite, unlike "Some Like it Hot", "Tootsie", "Mrs. Doubtfire", and others in which the cross-dresser has an ulterior motive.
Balloon Farm is a 1999 television movie that stars Rip Torn, Mara Wilson and Laurie Metcalf.
 It was produced and premiered as part of "The Wonderful World of Disney" series.
 It is based on the book "Harvey Potter's Balloon Farm" by Jerdine Nolen.
Ralph Peduto (March 9, 1942 – May 12, 2014) was an American actor, playwright, writer and director.
 Peduto's film roles included "Mrs. Doubtfire" in 1993, "The Rock" in 1996, and "Patch Adams" in 1998, while his television credits included guest spots in "Cheers" and "Hill Street Blues".
 He ultimately appeared in more than 100 film and television roles, as forty television commercials.
 An acting teacher as well as an actor, Peduto founded Acting On Camera, an acting school in Santa Cruz, California.
Mrs. Doubtfire is a 1993 American comedy-drama film directed by Chris Columbus and written for the screen by Randi Mayem Singer and Leslie Dixon, who based their story and script on the novel "Alias Madame Doubtfire," written by Anne Fine.
 It stars Robin Williams (who also served as a co-producer of the film), Sally Field, Pierce Brosnan, Harvey Fierstein, and Robert Prosky.
 It follows a recently divorced actor who dresses up as a female housekeeper to be able to interact with his children.
 The film addresses themes of divorce, separation and the effect it has on a family.
Molly McClure was an American film and television actress best known for such films and televisions series as "", "Murphy Brown", "Mrs. Doubtfire", "", "Walker, Texas Ranger" and "Pure Country".
Lisa Jakub is a Canadian writer, speaker and former actress.
 She is best known for her role as Lydie Hillard in "Mrs. Doubtfire".
Matthew William Lawrence (born February 11, 1980) is an American actor known for his role as Sam Collins in television series "Superhuman Samurai Syber-Squad" and his role of Jack Hunter on the ABC sitcom "Boy Meets World" from 1997 to 2000 and its spin-off "Girl Meets World", as well as his roles in movies such as "The Hot Chick", "The Comebacks", and "Mrs. Doubtfire".
 He also played a TV sitcom, "Brotherly Love" where he played along with his real-life brothers, and played Matt/Matthew Roman.
Anne Ryan Haney (née Thomas: born March 4, 1934 – May 26, 2001) was an American actress of stage and screen, perhaps best known for her roles as social worker Mrs. Sellner in "Mrs. Doubtfire" and Greta the secretary in "Liar Liar".

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?
Answer: Jerdine Nolen