Question: Bob Schooley was a producer on an American computer-animated television series that premiered on what channel on March 23, 2013? 

Context paragraphs:
Kim Possible: Kim Possible is an American animated action comedy-adventure television series created by Bob Schooley and Mark McCorkle that originally aired on Disney Channel from June 7, 2002 to September 7, 2007.  The show revolves around eponymous high school student Kim Possible, a teenager tasked with fighting crime on a regular basis while coping with everyday issues commonly associated with adolescence.  Kim is aided by her clumsy best friend and sidekick Ron Stoppable, his pet naked mole rat Rufus and 10 year-old computer genius Wade.  Known collectively as Team Possible, the majority of Kim and Ron's missions require them to thwart the evil plans of mad scientist–supervillain duo Dr. Drakken and his sidekick Shego, but they occasionally encounter other enemies as well.

The Penguins of Madagascar: The Penguins of Madagascar is an American CGI animated television series that had aired on Nickelodeon.  It stars nine characters from the DreamWorks Animation animated film "Madagascar": The penguins Skipper (Tom McGrath), Rico (John DiMaggio), Kowalski (Jeff Bennett), and Private (James Patrick Stuart); the lemurs King Julien (Danny Jacobs), Maurice (Kevin Michael Richardson), and Mort (Andy Richter); and Mason (Conrad Vernon) and Phil the chimpanzees.  Characters new to the series include Marlene the otter (Nicole Sullivan) and a zookeeper named Alice (Mary Scheer).  It is the first Nicktoon produced with DreamWorks Animation.  The series was executive produced by Bob Schooley and Mark McCorkle, who were the creators of Disney Channel's "Kim Possible".

Big Hero 6 (TV series): Big Hero 6: The Series is an upcoming American animated series, produced by Disney Television Animation and currently being developed by "Kim Possible" creators Mark McCorkle and Bob Schooley.  The series is based on Disney's 2014 film "Big Hero 6", which itself is loosely based on the comic book series, Big Hero 6 published by Marvel Comics.  Scheduled to premiere on Disney XD in November 2017, the series will take place after the events of the film and will use traditional 2D animation.

Kim Possible (character): Kimberly Ann "Kim" Possible is a fictional character who appears in the animated television series "Kim Possible", voiced by actress Christy Carlson Romano.  Created by Bob Schooley and Mark McCorkle, the character debuted in the pilot "Crush", which premiered on June 7, 2002.  After starring in each of the show's 84 episodes, Kim made her final appearance in the finale "Graduation, Part 2", which originally aired on September 7, 2007.  A high school cheerleader moonlighting as a teenage crime-fighter, the majority of Kim's missions involve her thwarting the plans of her archnemeses Dr. Drakken, a mad scientist, all-the-while coping with everyday challenges commonly associated with adolescence.

Mark McCorkle: Mark McCorkle is an American screenwriter, television writer and television producer.  Among others, he is co-creator of the popular Disney animated series, "Kim Possible".  He frequently collaborates with fellow writer Bob Schooley.  Prior to "Kim Possible", McCorkle, Schooley, and the main director of "Kim Possible", Steve Loter, also held their respective jobs (writer/producer and director respectively) on "Buzz Lightyear of Star Command".  Many voice talents on "Kim Possible", also did work of "Buzz Lightyear of Star Command" (Nicole Sullivan, Patrick Warburton).  Both series can be similarly compared to each other.  He did work on DreamWorks' "The Penguins of Madagascar" as a producer along with Schooley, again with regular voices Sullivan and John DiMaggio.  As of 2016, McCorkle and Schooley are creating and executive producing a new TV series based on the 2014 Disney animated feature, "Big Hero 6" for Disney XD.

Monsters vs. Aliens (TV series): Monsters vs. Aliens is an American computer-animated television series based on the 2009 film of the same name.  After being first announced in 2009, the series premiered on Nickelodeon on March 23, 2013, after the Nickelodeon Kids' Choice Awards, then began airing in its regular timeslot on April 6, 2013.  A total of 26 episodes consisting of 52 segments were released, with the last episode airing on February 8, 2014.

Transformers: Prime: Transformers: Prime is an American computer-animated television series based on the "Transformers" toy franchise by Hasbro that aired on Hub Network from November 29, 2010 to July 26, 2013.  The series was followed by a TV movie, "", which premiered on October 4, 2013 and concluded the show's story.  "Transformers: Prime" focuses on the heroic Autobots that make up "Team Prime", which consists of Optimus Prime, Ratchet, Arcee, Bumblebee and Bulkhead.  Throughout their battles, the Autobots are aided by three human children and with their help attempt to protect the Earth from the villainous Decepticons and their leader Megatron.

Bob Schooley: Robert "Bob" Schooley is an American screenwriter, television writer and television producer.  He and Mark McCorkle are the creators of the 2002 animated television series "Kim Possible", which aired on Disney Channel.  He was also an executive producer of the series, as well as having written scripts for several episodes.  He was working as a producer for "The Penguins of Madagascar" and "Monsters vs. Aliens" along with McCorkle.  He also wrote a book called ""Liar of Kudzu"" with McCorkle.  He comes from Levittown, Pennsylvania.  As of 2016, he and McCorkle are currently creating and executive producing a new TV series based on the 2014 Disney animated feature, "Big Hero 6" for Disney XD.

Elena of Avalor: Elena of Avalor is an American computer-animated television series that premiered on Disney Channel on July 22, 2016.  The series is about a Latina princess and her family and takes place in the same universe as Disney Junior's "Sofia the First".

Green Lantern: The Animated Series: Green Lantern: The Animated Series is an American computer-animated television series based on the DC Comics superhero Green Lantern.  The series aired on Cartoon Network, as part of their "DC Nation" television block.  A one-hour sneak peek aired on November 11, 2011, it ran from March 3, 2012, until March 16, 2013, with a preview special airing on November 11, 2011.  A special screening of the first episode was shown at New York Comic Con 2011 on October 15, 2011.  This was the first Green Lantern television series and the first CGI DC/WB series.  The series was cancelled after one season due to poor toy sales from the live-action movie.

Supporting paragraphs: Bob Schooley Monsters vs. Aliens (TV series)
Answer: Nickelodeon