Question: Which founder of the Romantic Novelists' Association was born in  Berkshire, England?

Context paragraphs:
Marguerite J. Gascoigne: Marguerite Lazarus, née Jackson (born 1 May 1916 in Durham, England – d. 24 September 2004 in North Yorkshire, England) was a British writer.  She started writing children's fiction as Marguerite J. Gascoigne, and later romance novels under the pseudonym of Anna Gilbert.  Her novel "The Look of Innocence " won in 1976 the Romantic Novel of the Year Award by the Romantic Novelists' Association.

Macmillan New Writing: Macmillan New Writing is an imprint of the British publishing company Pan Macmillan.  Designed to attract previously unpublished authors, it offers aspiring novelists 20% of royalties from the sale of their book but no advance on signing.  Books Macmillan New Writing has published have been shortlisted for the Orange Prize for Fiction, the CWA New Blood Dagger, the Edgar Award for best paperback original, the Romantic Novelists' Association's Romantic Novel of the Year, and the Wales Book of the Year.

Betty O'Rourke: Betty O'Rourke (born 12 May 1930 in Reading, Berkshire, England - died 2006 in Reading, Berkshire, England) was a British writer of over 14 romance novels from 1987 to 2005, she also wrote under the pseudonyms Elizabeth Stevens and William Newham.  She was vice-president of the Romantic Novelists' Association and she was the acting Membership Secretary of the RNA.

Vivian Stuart: Vivian Stuart, née Violet Vivian Finlay (2 January 1914 in Berkshire, England – August 1986 in Yorkshire), was a British writer from 1953 to 1986.  She published under different pen names: her romantic novels as Vivian Stuart, Alex Stuart, Barbara Allen, Fiona Finlay, and Robyn Stuart, her military sagas as V.A. Stuart, and her historical saga as William Stuart Long.

Jojo Moyes: Jojo Moyes (born 4 August 1969 in London, England) is an English journalist and, since 2002, a romance novelist and screenwriter.  She is one of only a few authors to have twice won the Romantic Novel of the Year Award by the Romantic Novelists' Association and has been translated into eleven different languages.

Suzanne Goodwin: Suzanne Goodwin, née Suzanne Ebel (27 September 1916 – 28 February 2008), was a British writer of over 40 romantic novels and was translated into some 15 languages.  Under her maiden name she wrote contemporary romances and British guides, under her married name historical romances, she also used the pseudonym of Cecily Shelbourne.  In 1964, her novel "Journey from Yesterday" won the Romantic Novel of the Year Award awarded by the Romantic Novelists' Association.  and in 1986 the British Travel Association Award.

Mary Howard (novelist): Mary Mussi, née "Edgar" (born 27 December 1907 in London, England - died 2 March 1991), was a British writer of over 50 romance novels as Mary Howard, who also wrote over 10 gothic romance as Josephine Edgar.  She is one of the two novelists to win three times the Romantic Novel of the Year Award by the Romantic Novelists' Association.

Margaret Potter: Margaret Potter, née Margaret Newman (born 21 June 1926 in Harrow, Middlesex, London, England – d.26 August 1998 in Oxford, England) was a British writer of over 55 Romance, mystery, children's novels.  She signed her novels under her maiden and married name, and also under the pseudonyms of Anne Betteridge, Anne Melville and Margaret Evans.  In 1967, her novel "The Truth Game" won the Romantic Novel of the Year Award by the Romantic Novelists' Association.

Romantic Novelists' Association: The Romantic Novelists' Association (RNA) is an association of romantic fiction writers in the United Kingdom.  Founded in 1960, mainly through the efforts of Denise Robins (first president), Barbara Cartland (first vice-president), Vivian Stuart (first elected chairman), and other authors like Elizabeth Goudge, Netta Muskett, Catherine Cookson, Rosamunde Pilcher and Lucilla Andrews.

Rona Randall: Rona Shambrook, née "Green" (born 16 June 1911 in Birkenhead, Cheshire, England), was a British writer of over 50 gothic, romance novels, and some non-fiction books, under the pseudonym of Rona Randall from 1942 to 2001.  She also used her married name Rona Shambrook and the pseudonym of Virginia Standage.  In 1970, her novel "Broken Tapestry" won the Romantic Novel of the Year Award by the Romantic Novelists' Association.

Supporting paragraphs: Romantic Novelists' Association Vivian Stuart
Answer: Vivian Stuart