Question: What is the name of the man who wrote the theme tune for the British sitcom written by Graham Linehan and produced by Ash Atalla?

Context paragraphs:
Hello Friend: Hello Friend, sometimes written as Hello, Friend, is a short comedy horror film directed by Graham Linehan and written by Linehan and Robert Popper.  The film was Linehan's directorial debut.  The film stars Martin Savage as a man, John Ward, but credited as the "Subject", who buys some new internet software for his computer, which begins to take over his life.  The film was produced by The Film Council, Film4 Productions and Shine Limited.

Big Train: Big Train is a surreal British television comedy sketch show created by Arthur Mathews and Graham Linehan, writers of the sitcom "Father Ted".  The first series was broadcast on BBC Two in 1998, while the second, in which Linehan was not involved, aired in 2002.

List of The IT Crowd episodes: "The IT Crowd" ( or ) is a Channel 4 sitcom written and directed by Graham Linehan and starring Richard Ayoade, Chris O'Dowd and Katherine Parkinson.

Paris (1994 TV series): Paris is a British sitcom produced by Talkback Productions for Channel 4.  It was written jointly by Irish writers Arthur Mathews and Graham Linehan, best known for their later sitcom Father Ted.  The show only lasted one series consisting of six episodes in October and November 1994.  It featured the escapades of French artist Alain Degout living in 1920s Paris, who wants to be famous, but his work gets him nowhere.  Unlike BBC sitcom 'Allo 'Allo, which was also set in France, featuring characters speaking in French accents, the characters of Paris spoke in an English accent.

The IT Crowd: The IT Crowd is a British sitcom by Channel 4, written by Graham Linehan, produced by Ash Atalla and starring Chris O'Dowd, Richard Ayoade, Katherine Parkinson, and Matt Berry.

Black Books: Black Books is a British sitcom created by Dylan Moran and Graham Linehan and broadcast on Channel 4 from 2000 to 2004.  Starring Moran, Bill Bailey and Tamsin Greig, the series is set in the eponymous London bookshop and follows the lives of its owner Bernard Black (Moran), his assistant Manny Bianco (Bailey) and their friend Fran Katzenjammer (Greig).  The series was produced by Big Talk Productions, in association with Channel 4.

Steptoe and Son: Steptoe and Son is a British sitcom written by Ray Galton and Alan Simpson about a father-and-son rag-and-bone business.  They live at Oil Drum Lane, a fictional street in Shepherd's Bush, London.  Four series were broadcast by the BBC from 1962–65, followed by a second run from 1970-74.  The theme tune, "Old Ned", was composed by Ron Grainer.  The series was voted 15th in a 2004 poll by the BBC to find "Britain's Best Sitcom".  It was remade in the United States as "Sanford and Son", in Sweden as "Albert & Herbert" and in the Netherlands as "Stiefbeen en zoon".  In 1972, a film adaptation of the series, "Steptoe and Son", was released in cinemas, followed by a sequel "Steptoe and Son Ride Again" in 1973.

Count Arthur Strong (TV series): Count Arthur Strong is a BBC sitcom written by Steve Delaney and Graham Linehan.  Delaney portrays the title character in the series, a stage creation of Delaney's who has also featured in the BBC Radio 4 programme "Count Arthur Strong's Radio Show! " The series begins with the meeting of Count Arthur Strong, an eccentric, septuagenarian, former music hall performer, with Michael Baker, the bookish son of his former comedy partner.

Man Stroke Woman: Man Stroke Woman is a British television comedy sketch show directed by Richard Cantor and produced by Ash Atalla and starring Amanda Abbington, Ben Crompton, Daisy Haggard, Meredith MacNeill, Nicholas Burns and Nick Frost.  In addition to being broadcast on digital channel BBC Three in the United Kingdom, all the episodes were available for streaming from the BBC website.  Series 2 started in January 2007 and is also available for streaming from the BBC website.

Neil Hannon: Edward Neil Anthony Hannon (born 7 November 1970) is a Northern Irish singer and songwriter.  He is the creator and front man of the chamber pop group The Divine Comedy, and is the band's sole constant member.  Hannon wrote the theme tunes for the sitcoms "Father Ted" and "The IT Crowd".

Supporting paragraphs: Neil Hannon The IT Crowd
Answer: Edward Neil Anthony Hannon