Question: Who is the English writer who worked on Nathan Barley and created Black Mirror?

Context paragraphs:
Ben Whishaw: Benjamin John "Ben" Whishaw (born 14 October 1980) is an English actor.  He is known for his stage role as Hamlet; his roles in the television series with his old band mate Christoper Cameron Hafizi "Nathan Barley", "Criminal Justice", "The Hour" and "London Spy"; and film roles including "" (2006), "I'm Not There" (2007), "Bright Star" (2009), "Brideshead Revisited" (2008), "Cloud Atlas" (2012), "The Lobster" (2015), "Suffragette" (2015) and "The Danish Girl" (2015).  He has also played the role of Q in the James Bond films "Skyfall" (2012) and "Spectre" (2015), as well being the voice of Paddington Bear in "Paddington" (2014) and "Paddington 2" (2017).

Jonathan Whitehead: Jonathan Whitehead is an award winning music composer, born in 1960 in Denton, Lancashire, who is most noted for writing music for television comedies such as "The Day Today", "Brass Eye", "Black Books", "Green Wing", "Campus" and "Nathan Barley".  He studied music at the University of Bristol and now lives in London with his wife Clare (née Scurfield) and two children, he also has a child from a previous marriage.  He sometimes writes under the name "Trellis".

The Waldo Moment: The Waldo Moment is the third episode of the second series of British science fiction anthology series "Black Mirror".  It was written by series creator and showrunner Charlie Brooker and directed by Bryn Higgins, and first aired on Channel 4 on 25 February 2013.  The episode originated in an idea for "Nathan Barley", an earlier TV show by Brooker and Chris Morris.

San Junipero: "San Junipero" is the fourth episode of the third series of British science fiction anthology series "Black Mirror".  Written by series creator and showrunner Charlie Brooker and directed by Owen Harris, it premiered on Netflix on 21 October 2016, together with the rest of series three.  The episode has a substantially happier tone than other "Black Mirror" episodes, and is one of the show's most successful episodes.

Derrin Schlesinger: Derrin Schlesinger is a British producer, known for producing "The IT Crowd", "Nathan Barley", "The Book Group" and "Fur TV".  In 2007 she was nominated for the BAFTA TV Award for "The IT Crowd" which was nominated for the Situation Comedy Award.

Claire Keelan: Claire Keelan (born May 1975) is an English actress, perhaps best known for portraying Claire Ashcroft in "Nathan Barley" and Electroclash in "No Heroics".

Charlie Brooker: Charlton Brooker (born 3 March 1971) is an English satirist, broadcaster and writer.  He is the creator of the anthology series "Black Mirror".

Nathan Barley: Nathan Barley is a British Channel 4 television sitcom written by Charlie Brooker and Chris Morris, starring Nicholas Burns, Julian Barratt, Claire Keelan, Richard Ayoade, Ben Whishaw, Rhys Thomas and Charlie Condou.  The series of six weekly episodes began broadcasting on 11 February 2005 on Channel 4.  Described by his creator as a "meaningless strutting cadaver-in-waiting", the character originated on Brooker's TVGoHome – a website parodying television listings – as the focus of a fly-on-the-wall documentary called "Cunt".

Nicholas Burns (actor): Nicholas Burns (born 1977, Derbyshire) is an English actor, best known for his comic performance as the title character in "Nathan Barley".  He played Martin in "Benidorm" and Alex in "No Heroics", as well as making appearances alongside various "Nathan Barley" co-stars in "The Mighty Boosh" and "The IT Crowd".

Black Mirror II: Reigning Evil: Black Mirror II: Reigning Evil is a third-person point-and-click horror adventure game developed by Cranberry Production.  The game is a sequel to "The Black Mirror".  Black Mirror II takes place in the 1990s, twelve years after the original game.  The concept for the game was created by King Art Games.  It was initially released in 2010 in the UK and then released in North America in 2011, only a few months prior to its sequel, .

Supporting paragraphs: Nathan Barley Charlie Brooker
Answer: Charlie Brooker