Question: Who directed the 55th Disney animated film with Jolin Tsai as part of the voice cast?
Context: Peter Pan is a 1953 American animated adventure film produced by Walt Disney and based on the play "Peter Pan, or The Boy Who Wouldn't Grow Up" by J. M. Barrie.  It is the 14th Disney animated feature film and was originally released on February 5, 1953, by RKO Radio Pictures.  "Peter Pan" is the final Disney animated feature released through RKO before Walt Disney's founding of his own distribution company, Buena Vista Distribution, later in 1953 after the film was released.  "Peter Pan" is also the final Disney film in which all nine members of Disney's Nine Old Men worked together as directing animators.  It is also the second Disney animated film starring Kathryn Beaumont, Heather Angel, and Bill Thompson after their roles in the animated feature "Alice in Wonderland". Hi Working Girl ( ) is a 2003 Taiwanese drama starring Jolin Tsai, Show Lo, and Megan Lai.  It is based on Japanese manga "Asakura-kun Chotto!"  (Japanese: 朝倉くんちょっと！ ) created by Kenichi Oishi and Yumemi Ishiduka.  It was produced by Comic Ritz with Chai Chih-ping and Yang Chia-yu as producers and directed by Huang Ko-i and Wu Ssu-ta.  The series was broadcast in Taiwan on free-to-air China Television (CTV) from March 9, 2003, Television Broadcasts (TVB) from May 12, 2004, and China Central Television (CCTV) from October 1, 2006 for 23 episodes. 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. Adam Tsuei (; born October 26, 1959) is an entrepreneur, film producer, and director.  He was the former president of Sony Music Entertainment in the Greater China Region.  He has made and brought to the music world super idols as Jay Chou, Leehom Wang, F4 and Jolin Tsai, which made him been viewed as one of the most powerful masters behind the scene in entertainment industry.  In 2011, he successfully marketed the film "You Are the Apple of My Eye", a movie featuring a love story within a group of boys and a girl, which made a great hit among all Chinese-speaking countries.  Decided to dedicating to movie industry, Tsuei founded Amazing Film Studio in 2012 and served as CEO.  In 2013, by putting effort into producing, marketing and distributing, he presented the film" Tiny Times" and "Tiny Times 2".  Both of them quickly becomes the hottest topics among mainland China, Taiwan and Hong Kong.  In 2014, with the same legend combination of Angie Chai and Giddens Ko, he presented" Café.  Waiting.  Love", a romantic comedy with color of fantasy inside.  In the future of 2016, as a director and producer, Tsuei is going to present the film “The Tenants Downstairs”, adapted by Giddens Ko’s original novel.  There will be a film with black humor, fantasy, mystery and thriller in.  With the experience of being a professional manager in global enterprise for decades, Tsuei is aimed for building a total entertainment company for Greater China, including movie’s production, movie’s promotion, VFX, artist agency, music production and concert production. The Hunchback of Notre Dame is a 1996 American animated musical drama film produced by Walt Disney Feature Animation for Walt Disney Pictures.  The 34th Disney animated feature film, the film is based on Victor Hugo's novel of the same name.  The plot centers on Quasimodo, the deformed bell-ringer of Notre Dame, and his struggle to gain acceptance into society.  Directed by Kirk Wise and Gary Trousdale and produced by Don Hahn, the film's voice cast features Tom Hulce, Demi Moore, Tony Jay, Kevin Kline, Paul Kandel, Jason Alexander, Charles Kimbrough, David Ogden Stiers, and Mary Wickes in her final film role. Zootopia is a 2016 American 3D computer-animated comedy-adventure film produced by Walt Disney Animation Studios and released by Walt Disney Pictures.  It is the 55th Disney animated feature film.  The film was directed by Byron Howard and Rich Moore, co-directed by Jared Bush, and stars the voices of Ginnifer Goodwin, Jason Bateman, Idris Elba, Jenny Slate, Nate Torrence, Bonnie Hunt, Don Lake, Tommy Chong, J. K. Simmons, Octavia Spencer, Alan Tudyk, and Shakira.  The film details the unlikely partnership between a rabbit police officer and a red fox con artist as they uncover a conspiracy involving the disappearance of savage predator inhabitants of a mammalian metropolis. Taiwanese entertainer Jolin Tsai ( ) has been featured in two feature films, five short films, four television dramas, and one variety show.  In 2001, she made her acting debut as a guest appearance in the television drama, "Six Friends", which was directed by Ma Kung-wei.  Her next television dramas, "Come to My Place", directed by Doze Niu, and "In Love", directed by Ouyang Sheng and Chang Chih-chao, were released in 2002.  Tsai followed it with a leading role in the television drama, "Hi Working Girl" (2003), which was directed by Huang Ko-i and Wu Ssu-ta, with Taiwanese actor Show Lo.  She received mixed reviews for her leading role in the television drama.  To further promote her studio album in 2007, she played the title role in the film, "Agent J", which was directed by Jeff Chang, Kuang Sheng, and Lai Wei-kang.  She was received positively for her leading role in the film.  In 2016, she joined the voice cast of Disney animated film, "Zootopia", which was directed by Byron Howard and Rich Moore.  She voiced a European rabbit named Judy Hopps who is a newly appointed member of the Zootopia Police Department in the film's Taiwanese version. Myself is the eleventh studio album by Taiwanese singer Jolin Tsai ( ).  It was released on 13 August 2010, by Warner Music Taiwan.  The album is considered among her most adventurous, with almost all tracks are dance music, which had never previously attempted by any singer in Greater China.  Although positively received by many audiences, the album has sold more than 65,000 copies in Taiwan alone, and made her the best-selling female singer of the year in Taiwan, but became her lowest-selling studio album of her career to this date in Taiwan.  The opening track, "Honey Trap", reached number 1 on the Hit FM Top 100 Singles of the Year.  The eighth track, "Nothing Left to Say", reached number 20 on the chart.  The third track, "Love Player", reached number 55 on the chart.  The music video of the opening track, "Honey Trap", earned Tsai a Golden Melody Award nomination for Best Music Video. Don't Stop is the second studio album by Taiwanese singer Jolin Tsai ( ).  It was released on April 26, 2000, by Universal Music Taiwan.  After the release of her debut album, "1019" (1999), her label wanted to solidify her future in the music industry, by building on the success of the first album.  Tsai erased any fears of a sophomore slump with the production of her second studio album.  The album contains several hit singles that dominated the Asian charts for the better part of the year, and Tsai achieved general recognition in the whole Greater China Region.  The album has sold more than 450,000 copies in Taiwan alone, and became her best-selling album in Taiwan of her career to this date.  The title track, "Don't Stop", reached number 17 on the Hit FM Top 100 Singles of the Year. Lucky Number is the fourth studio album by Taiwanese singer Jolin Tsai ( ).  It was released on July 7, 2001, by Universal Music Taiwan.  Tsai tinkered again with her style for the album, but the downturn in her fortune continued from her last album, "Show Your Love" (2000).  In June 2001, Tsai recorded the Mandarin version of "Where the Dream Takes You", the theme song of the 2001 Disney science fiction film, "", and it was included on the pre-order edition of the album.  Just after the released of the album, Tsai's music career came to a halt due to the conflict with her management company of the time, D Sound.  The album did not manage to bring her back to the previous popularity she enjoyed, and sold only more than 150,000 copies in Taiwan alone.  The fourth track, "If You Don't Want to", reached number 94 on the Hit FM Top 100 Singles of the Year.
Answer: Byron Howard and Rich Moore