(Left) Nelson Rockefeller examines a painting at New York's Museum of Modern Art in 1939. (Right) Diego Rivera, seen here in 1933, works on a panel of his mural in the lobby of Rockefeller Center. (Left) Bettmann/CORBIS. (Right) AP hide caption

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This NASA file image shows a true color photo of Saturn assembled from images collected by Voyager 2. HO/AFP/Getty Images hide caption

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In The Rewrite Grant plays a washed-up Hollywood screenwriter who takes a job teaching at a university in upstate New York. Anne Joyce/RLJE/Image Entertainment Films hide caption

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Langston Hughes, pictured above in 1961, was a poet, novelist, playwright and "inveterate letter writer," says editor Arnold Rampersad. AP hide caption

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