Question: What author created the ficional CIA operative played by David Hedison in "Live and Let Die"?

Context articles: David Hedison
Marines, Let's Go
Felix Leiter
The ABC Afternoon Playbreak
Live and Let Die (song)
The Son of Robin Hood
The Fly (1958 film)
Live and Let Die (video game)
Michael Westen
Andrew Warren

Albert David Hedison, Jr. (born May 20, 1927) is an American film, television, and stage actor.
 He was billed as Al Hedison in his early film work.
 In 1959, when he was cast in the role of Victor Sebastian in the short-lived espionage television series "Five Fingers", NBC insisted that he change his name.
 He proposed that he use his middle name and he has been billed as David Hedison ever since.
 He is known for his role as Captain Lee Crane in Irwin Allen's television series "Voyage to the Bottom of the Sea" and as CIA agent Felix Leiter in two James Bond films, "Live and Let Die" and "Licence to Kill".
Marines, Let's Go is a 1961 CinemaScope colour Korean War film about three Marine buddies (Tom Tryon, David Hedison and Tom Reese) on shore leave in Japan and at war in Korea.
 It was produced and directed by Raoul Walsh, who also wrote the story.
 Walsh had previously had successes with films about the U.S. Marine Corps in World War I ("What Price Glory?
"), the 1920s ("The Cock-Eyed World" and "Sadie Thompson"), and World War II ("Battle Cry").
 This was the next-to-last film of Walsh's long directing career.
Felix Leiter is a fictional character created by Ian Fleming in the "James Bond" series.
 The character is an operative for the CIA and Bond's friend.
 After losing a leg and his hand to a shark attack, Leiter joined the Pinkerton Detective Agency.
 The name "Felix" comes from the middle name of Fleming's friend Ivar Bryce, while the name "Leiter" was the surname of Fleming's friend Marion Oates Leiter Charles, then wife of Thomas Leiter.
The ABC Afternoon Playbreak is an American television anthology series that was broadcast on ABC from 1973 to 1975.
 The ninety-minute dramas aired once a month and featured some of the more popular television and film stars of the 1970s (Diana Hyland, Bradford Dillman, Patty Duke, Diane Baker, David Hedison).
"Live and Let Die" is the main theme song of the 1973 James Bond film "Live and Let Die", written by Paul and Linda McCartney and performed by Paul McCartney's band Wings.
 It was one of the group's most successful singles, and the most successful Bond theme to that point, charting at No. 2 on the US "Billboard" Hot 100 and No. 9 on the UK Singles Chart.
The Son of Robin Hood is a 1958 adventure DeLuxe color CinemaScope film directed by George Sherman, starring David Hedison and June Laverick.
 The son of the legendary Robin Hood helps save his countrymen from the tyrannical rule of an evil aristocrat.
 Unfortunately, the "son" is a sham and after several unsuccessful attempts to stop the nasty nobleman, the merry men decide to send for Robin's real son.
 Imagine their surprise when they discover that Robin Jr. is a she!
 Still the men rally around her and the imposter.
 Together they defeat the evil-doer and the country is again safe.
The Fly is a 1958 American science fiction-horror film produced and directed by Kurt Neumann.
 The screenplay by James Clavell was based on the 1957 short story of the same name by George Langelaan.
 The film stars David Hedison, Patricia Owens, Vincent Price and Herbert Marshall.
James Bond: Live And Let Die is a video game loosely based on the 1973 James Bond film "Live and Let Die".
 The game was released by Domark for the Amiga, Atari ST, Amstrad CPC, Commodore 64, MS-DOS, and ZX Spectrum in 1988.
Michael Alan Westen is a fictional character played by Jeffrey Donovan in the television series "Burn Notice", created by Matt Nix.
 Michael, a spy and former Special Forces Operative of the Green Berets and Army Rangers, is widely known as a top CIA operative.
 As a result, in many circles he is greatly feared.
 He abruptly became the subject of a burn notice while on an assignment.
 Forced to return to his hometown of Miami, Florida, he finds himself cut off from the United States Intelligence Community.
 While searching for answers about his burn notice, Michael becomes an unlicensed freelance private investigator/troubleshooter to help those who have unique problems.
Andrew Marvin Warren (born 1967; Chesapeake, Virginia) is an American author, spy and former CIA operative, who served as CIA station chief in Algiers, Algeria, during 2007-2008.