Question: Who was more active in the theater community George Bernard Shaw or Katherine Kurtz?

Context paragraphs:
LÉ George Bernard Shaw (P64): LÉ "George Bernard Shaw" (P64) is a "Samuel Beckett"-class offshore patrol vessel (OPV) which, as of March 2017 , is under construction for the Irish Naval Service.  It is expected to be named for writer George Bernard Shaw, and the fourth ship in a series of vessels designed by Vard Marine and built by Babcock Marine Appledore.

SHAW: The Annual of Bernard Shaw Studies: SHAW: The Annual of Bernard Shaw Studies is an academic journal devoted to the works and life of George Bernard Shaw.  The journal is published annually by the Penn State University Press.  The journal formerly went by the names "Bulletin (Shaw Society of America)" (1951–1958) and "The Shaw Review" (1959–1980).

The Quest for Saint Camber: The Quest for Saint Camber is a historical fantasy novel by American-born author Katherine Kurtz.  It was first published by Del Rey Books in 1986.  It was the ninth of Kurtz' Deryni novels to be published, and the third book in her third Deryni trilogy, The Histories of King Kelson.  Just as the "Histories" trilogy is a direct sequel to the first Deryni trilogy, The Chronicles of the Deryni, the next Deryni trilogy to be published, The Heirs of Saint Camber, is a direct sequel to Kurtz' second Deryni trilogy, The Legends of Saint Camber.  In 2000, Kurtz published her thirteenth Deryni novel, "King Kelson's Bride", which is a direct sequel to the events of "The Quest for Saint Camber".

The King's Justice: The King's Justice is a historical fantasy novel by American-born author Katherine Kurtz.  It was first published by Del Rey Books in 1985.  It was the eighth of Kurtz' Deryni novels to be published, and the second book in her third Deryni trilogy, The Histories of King Kelson.  Although The Legends of Camber of Culdi trilogy was published immediately prior to the "Histories" trilogy, the "Histories" trilogy is a direct sequel to Kurtz' first Deryni series, The Chronicles of the Deryni.

George Bernard Shaw: George Bernard Shaw ( ; 26 July 1856 – 2 November 1950), known at his insistence simply as Bernard Shaw, was an Irish playwright, critic and polemicist whose influence on Western theatre, culture and politics extended from the 1880s to his death and beyond.  He wrote more than sixty plays, including major works such as "Man and Superman" (1902), "Pygmalion" (1912)" and Saint Joan" (1923).  With a range incorporating both contemporary satire and historical allegory, Shaw became the leading dramatist of his generation, and in 1925 was awarded the Nobel Prize in Literature.

Camber of Culdi (novel): Camber of Culdi is fantasy novel by American-born author Katherine Kurtz.  It was first published by Ballantine Books on June 12, 1976.  It was the fourth novel in Kurtz' Deryni novels to be published, and the first book in her second Deryni trilogy, The Legends of Camber of Culdi.  The "Legends" trilogy serves as prequels to The Chronicles of the Deryni series that Kurtz wrote from 1970 to 1973, and it details the events that occurred two centuries before the "Chronicles" trilogy.  Therefore, although it was the fourth Deryni novel to be published, "Camber of Culdi" is the earliest novel to occur within the series' internal literary chronology.

The Bishop's Heir: The Bishop's Heir is a fantasy novel by American-born author Katherine Kurtz.  It was first published by Del Rey Books in 1984.  It was the seventh of Kurtz' Deryni novels to be published, and the first book in her third Deryni trilogy, The Histories of King Kelson.  Although The Legends of Camber of Culdi trilogy was published immediately prior to the Histories trilogy, "The Bishop's Heir" is a direct sequel to Kurtz' first Deryni series, The Chronicles of the Deryni.

Camber the Heretic: Camber the Heretic is a fantasy novel by American-born author Katherine Kurtz.  It was first published by Del Rey Books in 1981.  It was the sixth novel of Kurtz' Deryni novels to be published, and the third book in her second Deryni trilogy, The Legends of Camber of Culdi.  The "Legends" trilogy serves as prequels to The Chronicles of the Deryni series that Kurtz wrote from 1970 to 1973, and it details the events that occurred two centuries before the "Chronicles" trilogy.  Kurtz' next Deryni series to be published was The Histories of King Kelson, but the internal literary chronology of the Legends trilogy is continued in The Heirs of Saint Camber trilogy.

Gingold Theatrical Group: Gingold Theatrical Group, often abbreviated as GTG, is a New York-based non-profit theatre company.  It was founded in 2006 by American actor and director David Staller.  Its mission is to present works that carry the humanitarian values of writer and critic George Bernard Shaw.  It presents several series, including the annual festival Shaw New York, and the monthly series of staged readings, Project Shaw.  Through this series, GTG became the first theatre group to present all 65 of George Bernard Shaw's plays.

Katherine Kurtz: Katherine Irene Kurtz is an American fantasy writer, known for her sixteen historical fantasy novels in the "Deryni" series.  She also wrote several occult alternate history novels in her "Templar" series, and urban fantasy novels in her "Adept" series.

Supporting paragraphs: George Bernard Shaw Katherine Kurtz
Answer: George Bernard Shaw