Chinua Achebe and Walter Van Tilburg Clark are both what?
Walter Van Tilburg Clark Walter Van Tilburg Clark (August 3, 1909 – November 10, 1971) was an American novelist, short story writer, and educator. He ranks as one of Nevada's most distinguished literary figures of the 20th century, and was the first inductee into the 'Nevada Writers Hall of Fame' in 1988. Two of his novels, "The Ox-Bow Incident" and "The Track of the Cat," were made into films. As a writer, Clark taught himself to use the familiar materials of the western saga to explore the human psyche and to raise deep philosophical issues.
Shirley Graham Du Bois Shirley Graham Du Bois (November 11, 1896 – March 27, 1977) was an American award-winning author, playwright, composer, and activist for African-American and other causes. In later life she married the noted thinker, writer, and activist W. E. B. Du Bois. The couple became citizens of Ghana in 1961 after they emigrated to that country. She won the Messner and the Anisfield-Wolf prizes for her works.