Question: The 2009 animated film entitled The Princess and the Frog is based off of a children's novel by which author?
Context: Marwan Hamed (Arabic: مروان حامد‎ ‎ ) (born 1977) is a young Egyptian film director.  He is the son of author Wahid Hamed and journalist Zeinab Sweidan.  His debut was a short film entitled "Li Li" followed by a major feature film entitled" The Yacoubian Building "based on a novel by Alaa Al Aswany and starring Adel Emam. One Froggy Evening is an approximately seven-minute long Technicolor animated short film written by Michael Maltese and directed by Chuck Jones, with musical direction by Milt Franklyn.  The short, partly inspired by a 1944 Cary Grant film entitled "Once Upon a Time" involving a dancing caterpillar in a small box, marks the debut of Michigan J. Frog.  This popular short contained a wide variety of musical entertainment, with songs ranging from "Hello!  Ma Baby" and "I'm Just Wild About Harry", two Tin Pan Alley classics, to "Largo al Factotum", Figaro's aria from the opera "Il Barbiere di Siviglia".  The short was released on December 31, 1955 as part of Warner Bros.' "Merrie Melodies" series of cartoons. Anika Noni Rose (born September 6, 1972) is an American singer and actress known for her Tony Award-winning performance in the Broadway production of "Caroline, or Change" and her starring role as Lorrell Robinson in the 2006 film "Dreamgirls".  She also starred as Tiana, an African American princess in Walt Disney Pictures' 2009 animated film "The Princess and the Frog".  In 2014, Rose played the role of Beneatha Younger in the Broadway revival of "A Raisin in the Sun", for which she was nominated for the Tony Award for Best Featured Actress in a Play.  She was named a Disney Legend in 2011. The Princess and the Frog: Original Songs and Score is the soundtrack of the 2009 Disney animated film "The Princess and the Frog".  It was released by Walt Disney Records on November 23, 2009, just a day before the limited release of the film in New York City and Los Angeles.  It contains ten original songs and seven score pieces, all but one of which were composed, arranged and conducted by composer Randy Newman.  "Never Knew I Needed" was written and performed by Ne-Yo.  The song had an accompanying music video which featured rotation on Disney Channel.  The song was also sent to rhythmic radio on October 27, 2009.  The songs are performed by various artists most of which lend their voices to characters in the film.  The score features African-American-influenced styles including jazz, zydeco, blues and gospel. The Princess and the Frog is a 2009 American animated musical film produced by Walt Disney Animation Studios and released by Walt Disney Pictures.  The 49th Disney animated feature film, the film is loosely based on the novel "The Frog Princess" by E. D. Baker, which is in turn based on the Brothers Grimm fairy tale "The Frog Prince".  Written and directed by Ron Clements and John Musker, the film features an ensemble voice cast that stars Anika Noni Rose, Bruno Campos, Keith David, Michael-Leon Wooley, Jennifer Cody, and Jim Cummings, with Peter Bartlett, Jenifer Lewis, Oprah Winfrey, Terrence Howard, and John Goodman.  Set in 1920s New Orleans, the film tells the story of a hardworking waitress named Tiana who dreams of owning her own restaurant.  After kissing a prince who has been turned into a frog by an evil voodoo sorcerer, Tiana becomes a frog herself and must find a way to turn back into a human before it is too late. Elizabeth Dawson Baker is an American children's novelist probably best known for writing the book "The Frog Princess", on which the 2009 Disney film "The Princess and the Frog" is partly based.  That book has also inspired a series of eight additional books based on that novel. American singer Miranda Cosgrove has released one studio album, two extended plays, two soundtracks, six singles, and three promotional singles. Cosgrove's debut as a recording artist began with the "iCarly" theme song "Leave It All to Me".  The song features Drake Bell was released as a single in December 2007 and peaked at number one hundred on the "Billboard" Hot 100.  In June 2008, Columbia Records released the "iCarly" soundtrack, which featured four songs performed by Cosgrove, peaked number twenty-eight on "Billboard" 200.  The second single "Stay My Baby" failed to reach charts.  In December 2008, a cover of the holiday song "Christmas Wrapping" was released to promote the hour-long special "Merry Christmas, Drake & Josh".  On February 3, 2009, Cosgrove released her first solo recording, the extended play About You Now, exclusively on the iTunes Store.  The single of the same title, "About You Now" reached number forty-seven on the Hot 100 in January 2009, becoming her most successful single to date.  To promote the 2009 animated film "Cloudy with a Chance of Meatballs", Columbia Records released a promotional single entitled "Raining Sunshine". Michigan J. Frog is an animated cartoon character who debuted in the Merrie Melodies cartoon "One Froggy Evening" (December 31, 1955), written by Michael Maltese and directed by Chuck Jones.  In this cartoon, partly inspired by a 1944 Cary Grant film entitled "Once Upon a Time", Michigan is a male frog who wears a top hat, carries a cane, sings pop music, ragtime, Tin Pan Alley hits, and other songs from the late 19th and early 20th century while dancing and performing acrobatics in the style of early 20th century vaudeville.  He appeared in a later cartoon titled "Another Froggy Evening" which was released on October 6, 1995.  He was also a former mascot of The WB Television Network from that year until 2005, and after "The Night of Favorites and Farewells", he was shown as the final image of a white silhouette bowing down to viewers, bringing up The CW Television Network. The Frog Princess is a children's novel by E. D. Baker, first published in 2002.  The 2009 Disney animated musical feature film, "The Princess and the Frog", is loosely based on this novel. "Down in New Orleans" is a jazz song from Disney's 2009 animated film "The Princess and the Frog", written by Randy Newman.  Several versions of the song were recorded for use in different parts of the film and other materials.  The song was nominated for Best Original Song at the 82nd Academy Awards but lost to "The Weary Kind" from "Crazy Heart".
Answer: Elizabeth Dawson Baker