Question: Al Jean began his career in writing with what show-runner for The Simpsons?

Context articles: The Longest Daycare
Simpsoncalifragilisticexpiala(Annoyed Grunt)cious
The Simpsons (season 4)
Mike Reiss
The Critic
Lisa's Sax
The Simpsons (season 13)
Al Jean
List of The Critic episodes
Little Orphan Millie

Maggie Simpson in "The Longest Daycare", or simply The Longest Daycare, is a 2012 American traditionally animated 3D comedy short film based on the animated television series "The Simpsons".
 In the film, Maggie Simpson is enrolled at a new daycare facility where she squares off with the foul-tempered Baby Gerald when she befriends a caterpillar.
 The short originated with "Simpsons" producer James L. Brooks, who enlisted long-time veteran of the series, David Silverman, to direct the film.
 The picture was written by producers Brooks, Al Jean, David Mirkin, writers Michael Price and Joel H. Cohen, as well as show creator Matt Groening.
"Simpsoncalifragilisticexpiala(Annoyed Grunt)cious" is the thirteenth episode of "The Simpsons"<nowiki>'</nowiki> eighth season.
 It originally aired on the Fox network in the United States on February 7, 1997.
 When Marge becomes stressed, the Simpsons hire a nanny, a Mary Poppins parody, Shary Bobbins (voiced by Maggie Roswell).
 The episode was directed by Chuck Sheetz and written and executive produced by Al Jean and Mike Reiss.
 It was the last episode for which Reiss received a writing credit.
 In 2014, Jean selected it as one of five essential episodes in the show's history.
"The Simpsons"' fourth season originally aired on the Fox network between September 24, 1992 and May 13, 1993, beginning with "Kamp Krusty".
 The showrunners for the fourth production season were Al Jean and Mike Reiss.
 The aired season contained two episodes which were hold-over episodes from season three, which Jean and Reiss also ran.
 Following the end of the production of the season, Jean, Reiss and most of the original writing staff left the show.
 The season was nominated for two Primetime Emmy Awards and Dan Castellaneta would win one for his performance as Homer in "Mr. Plow".
 The fourth season was released on DVD in Region 1 on June 15, 2004, Region 2 on August 2, 2004 and in Region 4 on August 25, 2004.
Michael "Mike" L. Reiss (born September 15, 1959) is an American television comedy writer.
 He served as a show-runner, writer and producer for the animated series "The Simpsons" and co-created the animated series "The Critic".
 He created and wrote the webtoon "Queer Duck" and has also worked on screenplays including: "", "The Simpsons Movie" and "My Life in Ruins".
The Critic is an American prime time animated series revolving around the life of New York film critic Jay Sherman, voiced by actor Jon Lovitz.
 It was created by writing partners Al Jean and Mike Reiss, who had previously worked as writers and showrunners (seasons 3 and 4) on "The Simpsons".
 "The Critic" had 23 episodes produced, first broadcast on ABC in 1994, and finishing its original run on Fox in 1995.
 According to PopMatters, "the creators [said] they intended the series as their 'love letter to New York.'"
"Lisa's Sax" is the third episode of "The Simpsons"<nowiki>'</nowiki> ninth season.
 It originally aired on the Fox network in the United States on October 19, 1997 to overwhelmingly positive reviews.
 In the series' sixth flashback episode, it is explained how Lisa got her saxophone.
 The episode was executive produced by Al Jean and Mike Reiss and was the first episode Jean wrote by himself as all of his previous writing credits had been shared with Reiss.
 It was directed by Dominic Polcino and guest starred Fyvush Finkel, who appeared as himself portraying Krusty in a film.
"The Simpsons"' thirteenth season originally aired on the Fox network between November 6, 2001 and May 22, 2002 and consists of 22 episodes.
 The show runner for the thirteenth production season was Al Jean who executive-produced 17 episodes.
 Mike Scully executive-produced the remaining five, which were all hold-overs that were produced for the previous season. "
The Simpsons" is an animated series about a working-class family, which consists of Homer, Marge, Bart, Lisa, and Maggie.
 The show is set in the fictional city of Springfield, and lampoons American culture, society, television and many aspects of the human condition.
Alfred Ernest "Al" Jean III (born January 9, 1961) is an American screenwriter and producer.
 Jean is well known for his work on "The Simpsons".
 He was born and raised in Detroit, Michigan and graduated from Harvard University in 1981.
 Jean began his writing career in the 1980s with fellow Harvard alum Mike Reiss.
 Together, they worked as writers and producers on television shows such as "The Tonight Show Starring Johnny Carson", "ALF" and "It's Garry Shandling's Show".
"The Critic" is an American prime time animated series revolving around the life of New York film critic Jay Sherman, voiced by actor Jon Lovitz.
 It was created by writing partners Al Jean and Mike Reiss, who had previously worked as writers and showrunners (seasons 3 and 4) for "The Simpsons".
 "The Critic" had 23 episodes produced, first broadcast on ABC in 1994, and finishing its original run on Fox in 1995.
 A Revival Series was released online on AtomFilms and Shockwave in 2000 and 2001.
"Little Orphan Millie" is the sixth episode of "The Simpsons"<nowiki>'</nowiki> nineteenth season.
 It first aired on the Fox network in the United States on November 11, 2007.
 This episode represents a milestone in Simpsons' history as it sees Kirk and Luann remarry after initially divorcing eleven seasons earlier.
 It was written by Mick Kelly, production assistant to Al Jean, and directed by Lance Kramer.
 During its first broadcast, the episode garnered 10.57 million viewers.