Question: What year was the author of Bravo Two Two Zero born?

Context paragraphs:
Soldier Five: Soldier Five – The Real Truth About the Bravo Two Zero Mission is the third book about the Bravo Two Zero mission during the Gulf War to have been written by a member of the eight-man patrol involved.

Ultimate Force: Ultimate Force is a British television action drama series that was shown on ITV, which deals with the activities of Red Troop of the SAS (Special Air Service).  The first episode was broadcast on 16 September 2002, and a total of four series were produced.  The series starred Ross Kemp as central character Staff Sergeant Henry 'Henno' Garvie.  The show was initially described a star vehicle for Kemp, who had been lured away from the BBC to ITV with a multimillion-pound contract.  Kemp appeared in every episode of the four series.  The series was co-created by Chris Ryan, a former British SAS soldier who was a member of the famous Bravo Two Zero patrol during the 1991 Gulf War.  The series was produced by Bentley Productions.

Bravo Two Zero (film): Bravo Two Zero is a 1999 two-hour television miniseries (broadcast in two parts between 3 and 4 January in the UK), based on the book of the same name by Andy McNab.  The film covers real life events – from the perspective of Andy McNab, patrol commander of Bravo Two Zero, a British SAS patrol, tasked to find Iraqi Scud missile launchers during the Gulf War in 1991.  The names of the patrol members killed were changed.

Andy McNab: Steven Billy Mitchell, (born 28 December 1959), usually known by the pseudonym and pen-name of Andy McNab, is an English novelist and former Special Air Service sergeant.

I.G.I.-2: Covert Strike: I.G.I.-2 : Covert Strike is an action shooting computer game developed by Innerloop Studios and released by Codemasters in 2003.  The game is a stealth-based first person shooter.  It is the sequel to Innerloop's "".  The original, published by Eidos Interactive, offered only single-player play, and no game saves.  Covert Strike added multiplayer play and limited save game capability, but the game's many bugs led to poor sales, which contributed to Innerloop's demise.  Chris Ryan, a former Special Air Service operative best known for being the lone successful escapee of Bravo Two Zero, served as a consultant to the game.

Chris Ryan: Colin Armstrong, MM (born 1961), usually known by the pseudonym and pen-name of Chris Ryan, is an author, television presenter, security consultant and former Special Air Service sergeant.  Ryan came to public prominence for being the only member of the ill-fated SAS mission Bravo Two Zero to both survive and escape capture during the Gulf War.

The One That Got Away (book): The One That Got Away is a 1995 book written under the pseudonym 'Chris Ryan' concerning the SAS patrol Bravo Two Zero, which was dropped behind enemy lines in Iraq in 1991.  The author was a member of the patrol and tells of his 8 day escape on foot to the Syrian border.

Bravo Two Zero: Bravo Two Zero was the call sign of an eight-man British Army SAS patrol, deployed into Iraq during the First Gulf War in January 1991.  According to Chris Ryan's account, the patrol were given the task of gathering intelligence, finding a good lying-up position (LUP) and setting up an observation post (OP) on the Iraqi Main Supply Route (MSR) between Baghdad and North-Western Iraq, while according to another, the task was to find and destroy Iraqi Scud missile launchers along a 250 km stretch of the MSR.

Bravo Two Zero (novel): Bravo Two Zero is a 1993 book written under the pseudonym 'Andy McNab'.  The book is a partially fictional account of an SAS patrol that becomes compromised while operating behind enemy lines in Iraq, in 1991.  The patrol was led by the author and included another writer, 'Chris Ryan'.

Two Zero One Seven: Two Zero One Seven is a mixtape by American hip hop recording artist Chief Keef.  The mixtape was released on January 1, 2017 by Entertainment One Music and RBC Records.  Most of the production on the mixtape is handled by Keef himself, with a few tracks by Lex Luger, Young Chop, and Leek-e-Leek.  It is Keef's first release since "Finally Rollin 2", released in November 2015.

Supporting paragraphs: Bravo Two Zero (novel) Andy McNab
Answer: 1959