Question: What Puliter Prize winner for Poetry was friends with Royal Gay Nebeker?

Context paragraphs:
Elizabeth Bishop: Elizabeth Bishop (February 8, 1911 – October 6, 1979) was an American poet and short-story writer.  She was Consultant in Poetry to the Library of Congress from 1949 to 1950, the Pulitzer Prize winner for Poetry in 1956, the National Book Award winner in 1970, and the recipient of the Neustadt International Prize for Literature in 1976.

Andrei Mylnikov: Andrei Andreevich Mylnikov (Russian: Мыльников Андрей Андреевич ) (22 February 1919 in Pokrovsk, Saratov Governorate – 16 May 2012 in Saint Petersburg) was a Russian and Soviet painter and art educator, People's Artist of the Russian Federation, Stalin Prize winner, and Lenin Prize winner, who lived and worked in Saint Petersburg.  He was a member of the Saint Petersburg Union of Artists (former Leningrad Union of Artists), and professor of painting of the Repin Institute of Arts, regarded as one of the brightest representatives of the Soviet art, who played an important role in the formation of the Leningrad school of painting.

Concord Poetry Center: The Concord Poetry Center is a non-profit organization founded in March, 2004, by poet and critic Joan Houlihan.  Located at the Emerson Umbrella Center for the Arts, in Concord, Massachusetts, the Concord Poetry Center was established as an independent (non-university affiliated) organization in MetroWest and the Greater Boston area with an exclusive emphasis on activities and services for poets and lovers of poetry.  Members have use of a library of journals, access to the poetry room, discount for classes, membership in an online discussion list, and participation in member readings.  The center holds lectures, tributes, panel discussions and public readings by some of the most renowned poets of our time, including former and current Poet Laureate Robert Pinsky, current Poet Laureate Donald Hall, and Pulitzer Prize winner Franz Wright as well as many area poets.  The center's programs and activities take place in the fall and spring and include workshops, seminars, online courses, and community-based readings.

Philip Schultz: Philip Schultz (born 1945 in Rochester, New York) is an American poet, and the founder/director of The Writers Studio, a private school for fiction and poetry writing based in New York City.  He is the author of several collections of poetry, including "The God of Loneliness, Selected and New Poems" (Houghton Mifflin Harcourt, 2010); "Failure" (Harcourt, 2007), winner of the 2008 Pulitzer Prize in Poetry; "Living in the Past" (Harcourt, 2004); and "The Holy Worm of Praise" (Harcourt, 2002).  He is also the author of "Deep Within the Ravine" Viking Penguin, 1984), which was the Lamont Poetry Selection of the Academy of American Poets; "Like Wings" (Viking Penguin, 1978, winner of an American Academy & Institute of Arts and Letters Award as well as a National Book Award nomination), and the poetry chapbook, "My Guardian Angel Stein" (1986).  His work has been published in The New Yorker, The Paris Review, Slate, Poetry magazine, The Gettysburg Review, The Southern Review, and Five Points, among others, and he is the recipient of a Fulbright Fellowship in Poetry to Israel and a 2005 Guggenheim Fellowship in Poetry.  He has also received, among others, a National Endowment for the Arts Fellowship in Poetry (1981), a New York Foundation for the Arts Fellowship in Poetry (1985), as well as the Levinson Prize from Poetry magazine.  Schultz is also the author of a memoir, "My Dyslexia", published by W.W. Norton in 2011, and a new book of poetry, "The Wherewithal" (W. W. Norton), published in February 2014.

Joseph Calleja: Joseph Calleja, (born 22 January 1978 in Attard), is a Maltese tenor.  He began singing at the age of 16, having been discovered by tenor Brian Cefai and continued his studies with Paul Asciak.  At 19, he made his operatic debut as Macduff in Verdi's "Macbeth" at the Astra Theatre in Gozo and went on to become a prize winner at the Belvedere Hans Gabor Competition the same year.  In 1998, he won the Caruso Competition in Milan and was a prize winner in Plácido Domingo's Operalia International Opera Competition in 1999.

Gary Snyder: Gary Snyder (born May 8, 1930) is an American man of letters.  Perhaps best known as a poet (often associated with the Beat Generation and the San Francisco Renaissance), he is also an essayist, lecturer, and environmental activist.  He has been described as the "poet laureate of Deep Ecology".  Snyder is a winner of a Pulitzer Prize for Poetry and the American Book Award.  His work, in his various roles, reflects an immersion in both Buddhist spirituality and nature.  Snyder has translated literature into English from ancient Chinese and modern Japanese.  Snyder was an academic at the University of California, Davis and a member of the California Arts Council.

Serializer: serializer.net was an online artist collective that was active from 2002 to 2012.  Serializer included many well-known award-winning alternative artists like Tom Hart (Xeric Award winner), Eric Millikin (Pulitzer Prize winner), Shaenon K. Garrity (Lulu Award winner), James Kochalka (Eisner Award winner), Dean Haspiel (Emmy Award winner), Howard Cruse (Prix de la critique winner), Chris Onstad (Ignatz Award winner), Nick Bertozzi (Harvey Award winner), and Jen Sorenson (Herblock Prize winner).  Each artist created, and sometimes collaborated on, serialized webcomics.

Paula MacArthur: Paula MacArthur was born in Enfield, England in 1967.  MacArthur was joint first prize winner in 1989 of the ‘John Player Portrait Award’ at the National Portrait Gallery, London with Tai-Shan Schierenberg.  In 1993 she graduated from the Royal Academy of Arts where she was awarded the ‘Royal Academy Schools Prize for Painting’, that same year she was a prize winner of ‘Liverpool John Moores 18’.  Her work is held in numerous collections including The National Portrait Gallery, London the collection of Baron and Baroness von Oppenheim and The Priseman Seabrook Collection.

John Carpenter (game show contestant): John Carpenter (born c. 1968) is an American game show contestant and IRS agent.  He is best known for becoming the first top prize winner on the United States version of "Who Wants to Be a Millionaire".  He held the record for the largest single win in United States game show history, until it was broken by Rahim Oberholtzer who won $1.12 million on another U.S. quiz show, "Twenty One".  Carpenter was also the first top prize winner among all international versions of the "Who Wants to Be a Millionaire? " series.

Royal Nebeker: Royal Gay Nebeker (February 22, 1945 – September 6, 2014) was an American painter and print maker born in San Francisco.  whose prints and paintings have been shown widely in Europe and North America including in Art Paris at the Louvre, Gallery Steen in Oslo and the Lisa Harris Gallery in Seattle.  His formal education in art included a Masters Diploma from the National School of Arts & Crafts in Oslo, an M.F.A. from Brigham Young University, and a sabbatical with Japanese printmaker Yashi Ishibashi and papermaker Naoaki Sakamoto.  Nebeker was friends with Gary Snyder and Robert Redford.  His art has been collected by IBM, the National Gallery of Art in Krakow, Poland, the U.C.L.A. print collection and the Seattle Art Museum, among others.

Supporting paragraphs: Royal Nebeker Gary Snyder
Answer: Gary Snyder