Which writer is Russian, Jack Schaefer or Boris Pilnyak?
Jack Schaefer: Jack Warner Schaefer (November 19, 1907 – January 24, 1991) was an American writer known for his Westerns. Boris Pilnyak: Boris Pilnyak (Russian: Бори́с Пильня́к ) (October 11 [O.S. September 29] 1894 – April 21, 1938) was a Russian writer.
Boris Pilnyak