Harold Holzer, winner of The 2015 Gilder Lehrman Lincoln Prize, is one of the country’s leading authorities on Abraham Lincoln and the political culture of the Civil War era. A prolific writer and lecturer, and frequent guest on television, Holzer was co-chairman of the U. S. Lincoln Bicentennial Commission, appointed by President Clinton. President Bush awarded Holzer the National Humanities Medal in 2008. And in 2013, Holzer wrote a Lincoln essay for the official program at the re-inauguration of President Obama. He also served as historical consultant for the Steven Spielberg film “Lincoln”.