Carl Bernstein is an American investigative journalist and author. He is best known for his reporting on the Watergate scandal alongside Bob Woodward. Bernstein's investigative journalism helped expose the corruption and cover-up within the Nixon administration, leading to the eventual resignation of President Nixon. He has written several books, including 'All the President's Men' and 'A Woman in Charge: The Life of Hillary Rodham Clinton'. Bernstein's biographies provide a detailed account of his career and his significant contributions to journalism.