Ronald Chernow (born March 3, 1949) is an American writer, journalist, historian, and biographer. He has written bestselling and award-winning biographies of historical figures from the world of business, finance, and American politics. He won the 2011 Pulitzer Prize for Biography and the 2011 American History Book Prize for his 2010 book Washington: A Life. He is also the recipient of the National Book Award for Nonfiction for his 1990 book