Question: Are Helen Fielding and Thomas Friedman both writers?

full_context: Document 1: Thomas Friedman: Thomas Loren Friedman (born July 20, 1953) is an American journalist and author. He is a three time Pulitzer Prize winner.
Document 2: Tom Friedman (artist): Tom Friedman (born 1965) is an American conceptual sculptor. Friedman was born in St. Louis, Missouri. He received his BFA in graphic illustration from Washington University in St. Louis in 1988, and an MFA in sculpture from the University of Illinois at Chicago in 1990. As a conceptual artist he works in a variety of mediums including, sculpture, painting, drawing, video, and installation. For over twenty years Friedman has been investigating the viewer/object relationship, and "the space in between." Friedman has held solo exhibitions at the Museum of Modern Art, New York, Yerba Buena Museum of Art, San Francisco, Magasin 3 in Stockholm, Sweden, The New Museum in New York, the Tel Aviv Art Museum, and others. His work can be found in the museum collections of MoMA, Los Angeles Contemporary Art Museum, the Broad Art Museum, the Solomon Guggenheim Museum, The Metropolitan Museum of Art, Museum of Contemporary Art, Chicago, and the Museum of Contemporary Art, Tokyo. He is currently represented by Luhring Augustine Gallery and Stephen Friedman Gallery. He lives and works in Northampton, Massachusetts.
Document 3: Nicholas Kristof: Nicholas Donabet Kristof (born April 27, 1959) is an American journalist. He is the winner of two Pulitzer Prizes. He is a regular CNN contributor, and has written an op-ed column for "The New York Times" since November 2001. According to "The Washington Post", Kristof "rewrote opinion journalism" with his emphasis on human rights abuses and social injustices, such as human trafficking and the Darfur conflict. Archbishop Desmond Tutu of South Africa has described Kristof as an "honorary African" for shining a spotlight on neglected conflicts.
Document 4: J. K. Rowling: Joanne Rowling, {'1': ", '2': ", '3': ", '4': "} ( ; born 31 July 1965), who writes under the pen names J. K. Rowling and Robert Galbraith, is a British novelist and screenwriter who wrote the "Harry Potter" fantasy series. The books have won multiple awards, and sold more than 400 million copies. They have become the best-selling book series in history and been the basis for a series of films, over which Rowling had overall approval on the scripts and was a producer on the final films in the series.
Document 5: Paul Krugman: Paul Robin Krugman ( ; born February 28, 1953) is an American economist who is currently Distinguished Professor of Economics at the Graduate Center of the City University of New York, and a columnist for "The New York Times". In 2008, Krugman was awarded the Nobel Memorial Prize in Economic Sciences for his contributions to New Trade Theory and New Economic Geography. The Prize Committee cited Krugman's work explaining the patterns of international trade and the geographic distribution of economic activity, by examining the effects of economies of scale and of consumer preferences for diverse goods and services.
Document 6: Tom Reiss: Tom Reiss (born May 5, 1964) is an American author, historian, and journalist. He is the author of three nonfiction books, the latest of which is "" (2012), which received the 2013 Pulitzer Prize for Biography or Autobiography. His previous books are "Führer-Ex: Memoirs of a Former Neo-Nazi" (1996), the first inside exposé of the European neo-Nazi movement; and "The Orientalist: Solving the Mystery of a Strange and Dangerous Life" (2005), which became an international bestseller. As a journalist, Reiss has written for "The New Yorker", "The Wall Street Journal", and "The New York Times".
Document 7: Friedman Unit: The Friedman Unit, or simply Friedman, is a tongue-in-cheek neologism. One Friedman Unit is equal to six months, specifically the "next six months", a period repeatedly declared by "New York Times" columnist Thomas Friedman to be the most critical of the then-ongoing Iraq War even though such pronouncements extended back over two and a half years.
Document 8: Nick Hornby: Nicholas Peter John "Nick" Hornby (born 17 April 1957) is an English novelist, essayist, lyricist, and screenwriter. He is best known for his memoir "Fever Pitch" and novels "High Fidelity" and "About a Boy", all of which were adapted into feature films. Hornby's work frequently touches upon music, sport, and the aimless and obsessive natures of his protagonists. His books have sold more than 5 million copies worldwide as of 2013. In a 2004 poll for the BBC, Hornby was named the 29th most influential person in British culture.
Document 9: Bridget Jones's Diary (film): Bridget Jones's Diary is a 2001 British-American-French romantic comedy film directed by Sharon Maguire and written by Richard Curtis, Andrew Davies, and Helen Fielding. It is based on Fielding's novel of the same name, which is a reinterpretation of Jane Austen's "Pride and Prejudice". The adaptation stars Renée Zellweger as Bridget, Hugh Grant as the caddish Daniel Cleaver, and Colin Firth as Bridget's "true love", Mark Darcy. Production began in May 2000 and ended in August 2000, and took place largely on location in London and the Home Counties. The film premiered on 4 April 2001 in the UK and was released to theatres on 13 April 2001 simultaneously in the UK and in the US.
Document 10: List of prolific writers: Some writers have had prolific careers with hundreds of their works being published. While some best-selling authors have written a small number of books that have sold millions of copies, others have had lengthy careers and maintained a high level of output year after year. Dame Agatha Christie, the most-published novelist in history, is estimated to have sold 4 billion books, having written 69 novels and 19 plays. Her works were published between 1920 and 1976, equating to around three publications every two years. Dame Barbara Cartland has also sold millions of copies of her books but wrote many more than Christie. She spent 80 years as a novelist with 722 books published, averaging one book released every 40 days of her career. While Cartland wrote a significant number of full-length novels, other authors have been published many more times but have specialised in short stories. Spanish author Corín Tellado wrote over 5,000 novellas, selling 400 million copies of her books.
Document 11: Hot, Flat, and Crowded: Hot, Flat, and Crowded: Why We Need a Green Revolution—And How It Can Renew America is a book by "New York Times" Foreign Affairs columnist Thomas Friedman, proposing that the solutions to global warming and the best method to regain the United States' economic and political stature in the world are to embrace the clean energy and green technology industries. The title derives from the convergence of Hot (global warming), Flat (globalization, as discussed in Friedman's book "The World Is Flat") and Crowded (population growth).
Document 12: Bridget Jones: Bridget Jones is a franchise based on a fictional character of the same name. British writer Helen Fielding started her "Bridget Jones's Diary" column in "The Independent" in 1995, while chronicling the life of Jones as a thirtysomething single woman in London as she tries to make sense of life and love with the help of a surrogate "urban family" of friends in the 1990s. The column lampooned the obsession of women with women's magazines such as "Cosmopolitan" and wider social trends in Britain at the time. Fielding published the novelisation of the column in 1996, followed by a sequel in 1999 called "".
Document 13: Helen Fielding: Helen Fielding is an English novelist and screenwriter, best known as the creator of the fictional character Bridget Jones, and a sequence of novels and films beginning with the life of a thirtysomething singleton in London trying to make sense of life and love. "Bridget Jones's Diary" (1996) and " " (1999) were published in 40 countries and sold more than 15 million copies. The two films of the same name achieved international success. In a survey conducted by "The Guardian" newspaper, "Bridget Jones’s Diary" was named as one of the ten novels that best defined the 20th century.
Document 14: Thomas B. Edsall: Thomas Byrne Edsall (born August 22, 1941) is an American journalist and liberal / progressive academic, currently serving as an adjunct faculty member https://journalism.columbia.edu/faculty/tom-edsall of the Columbia University School of Journalism in New York City. He is best known for his weekly opinion column for The New York Times online and for his 25 years covering national politics for the "Washington Post".
Document 15: Barbara Cartland: Dame Mary Barbara Hamilton Cartland DBE CStJ (9 July 1901 – 21 May 2000) was an English author of romance novels, one of the best-selling authors as well as one of the most prolific and commercially successful worldwide of the twentieth century. Her 723 novels were translated into 38 languages and she continues to be referenced in the "Guinness World Records" for the most novels published in a single year in 1976. As Barbara Cartland she is known for her numerous romantic novels but she also wrote under her married name of Barbara McCorquodale and briefly under the pseudonym of Marcus Belfry. She wrote more than 700 books, as well as plays, music, verse, drama, magazine articles and operetta, and was a prominent philanthropist. She reportedly sold more than 750 million copies. Other sources estimate her book sales at more than two billion copies. She specialised in 19th-century Victorian era pure romance. Her novels all featured portrait-style artwork, particularly the cover art, usually designed by Frances Marshall.
ground_truth: yes