He has held fellowships from the NEH, the Center for Advanced Study in the Behavioral Sciences, and the Woodrow Wilson International Center for Scholars, and has served as a member of the editorial boards of the American Historical Review and the Journal of American History. He was chair of the History Department from 1988 to 1995 and organizer of its summer workshops for public and parochial school history teachers. He has been a Fulbright lecturer in Germany and Japan and the Pitt Professor of American History and Institutions at Cambridge University. He is the recipient of Princeton University's Behrman Award for distinguished achivement in the humanities and is a Fellow of the American Academy of Arts and Sciences. He received the President's Award for Distinguished Teaching in 2012.
1. Age of Fracture
2. Atlantic Crossings: Social Politics in a Progressive Age
3. Contested Truths: Keywords in American Politics Since Independence
4. The Work Ethic in Industrial America, 1850-1920