Doris Kearns Goodwin is an author, historian and political commentator. She received her PHD in government from Harvard University, where she later taught. She also served as an assistant to President Lyndon Johnson in his final year in the White House. She is the author of numerous books including the bestseller Team of Rivals: The Political Genius of Abraham Lincoln which won the prestigious Lincoln Prize and the inaugural Book Prize for American History. Her most recent book is The Bully Pulpit: Theodore Roosevelt, William Howard Taft, and the Golden Age of Journalism.