Answer
Jay Vivian Chambers, later known as Whittaker Chambers, was born on April 1, 1901, in Brooklyn, New York. He was an American writer, editor, and Soviet spy who became a key figure in the anti-communist movement during the Cold War. Chambers gained notoriety for his testimony before the House Un-American Activities Committee (HUAC) in 1948, where he exposed a Soviet espionage ring operating within the U.S. government.