Question: Who wrote the 2013 episode of the TV show Modern Family that was directed by the actor who played Kevin Arnold in "The Wonder Years"?
Context: "ClosetCon '13" is the eighth episode of the fifth season of the American sitcom "Modern Family", and the series' 104th overall.  It was aired on November 20, 2013.  The episode was written by Ben Karlin and directed by Fred Savage. Joshua David "Josh" Saviano (born March 31, 1976) is an American lawyer and former child actor who played Kevin Arnold's best friend, Paul Joshua Pfeiffer, in the comedy-drama television show "The Wonder Years". "Good-bye" is the twentieth episode of the third season of The Wonder Years and the forty-third episode overall.  "Good-bye" aired on April 24, 1990 on the ABC network.  The episode revolves around the relationship between Kevin Arnold and his math teacher, Mr. Collins.  Mr. Collins pushes Kevin to succeed in math.  Kevin becomes antagonistic towards his teacher when he feels Collins is ignoring him, only to become regretful when tragedy befalls Mr. Collins. Danica Mae McKellar (born January 3, 1975) is an American actress, mathematics writer, and education advocate.  She played Kevin Arnold's on-off girlfriend Winnie Cooper in the television series "The Wonder Years", and later wrote five non-fiction books: "Math Doesn't Suck", "Kiss My Math", "Hot X: Algebra Exposed", "Girls Get Curves: Geometry Takes Shape", which encourage middle-school and high-school girls to have confidence and succeed in mathematics, and "Goodnight, numbers".  From 2010-2012 and 2018–present, McKellar voiced Miss Martian in the animated superhero series Young Justice.  In 2015 Mckellar was cast in the Netflix original series "Project Mc". Olivia Jane d'Abo ( ; born 22 January 1969) is an English-American actress, singer and songwriter.  She is known for her role as Karen Arnold, Kevin Arnold's rebellious teenage hippie sister on "The Wonder Years" (1988–93), and recurring villain Nicole Wallace in "". Gary Bleasdale is an English actor born in Liverpool, Lancashire in 1962.  Bleasdale has appeared in many television programmes since 1978 when his first role was playing the lead in an episode of the final series of "Z-Cars".  He played Kevin Dean in "The Black Stuff" (1978), and its sequel "Boys From the Black Stuff", (1982).  He was a regular on "The Harry Enfield Show" for ten years playing one of "The Scousers".  He has also appeared in "Casualty", "Roger Roger", "The Bill" and many other UK television dramas.  He played the Sheriff's sergeant in the 2006 BBC adaptation of "Robin Hood".  Bleasdale played a brute in 'On The Ledge', at The Royal Court Liverpool in April/May 2008 and Terry in 'Lost Soul' at The Royal Court in September 2008.  He also had a part as a bar patron in the "Ouroboros" episode of the BBC TV series Red Dwarf. Frederick Aaron "Fred" Savage (born July 9, 1976) is an American actor, television director, and producer.  He is best known for his role as Kevin Arnold in the American television series "The Wonder Years", which ran from 1988 to 1993.  He has earned several awards and nominations, such as People's Choice Awards and Young Artist Awards. Richard Fancy (born August 2, 1943) is an American actor known for his long recurring role on "Seinfeld" as publisher Mr. Lippman, Elaine Benes's first major employer on the series.  He appeared on the third and fourth seasons of "It's Garry Shandling's Show" as network boss Mr. Stravely.  He also plays the Priest in the 1991 film "What About Bob? ", and was Kevin Arnold's high school principal, Dr. Valenti, in the fourth and fifth seasons of "The Wonder Years".  He also appeared in Oliver Stone's "Nixon" (1995) and "Primal Force" (1999). Pāvels Gumennikovs (born January 1, 1986) is a Latvian film director, actor, writer, and producer.  He started his film career in China, where he directed his first film "Kaleidoscope" (2010) that won him a best young director and best film award in Chinese Young Film director Festival.  After that he directed a movie "I love You Riga" that become 3rd highest grossing in a country and was one of the 2 films considered to be nomination for Oscar.  It was the runner out at the end for Oscar nomination (2011) that become one of the most successful movies in Latvia and were screened in cinemas around the country and participated in European Film Festivals, after that he directed a critique very well received TV show "Yes Boss" (2012), that was proclaimed as best made show in Latvia for great acting and directing.  It was a revolutionary TV Show for Latvia, as it was first TV Show shoot in outside locations with scale of Hollywood TV Show production.  The TV Show was shown on Muz-TV channel and TV5 and was seen by 300,000 people online. Daniel Jacob Stern (born August 28, 1957) is an American film and television actor, director and screenwriter.  He is known for his roles as Marv Merchants in "Home Alone", "", and the voice of Adult Kevin Arnold on the television series "The Wonder Years".  He also starred in the horror comedy film "Otis".
Answer: Ben Karlin