The First 159 Days: A Look at the Obama Presidency presents an interesting challenge for New York Times managing editor Jill Abramson who moderates a discussion with some of our nation’s leading political analysts and historians, including Beverly Gage, Professor of 20th-century U.S. history at Yale University; Nell Painter, the Edwards Professor Emeritus of American History at Princeton University; and Richard Norton Smith, Scholar in Residence at George Mason University. Could there be another President in U.S. history who has tackled so many pressing issues at once? Less