JOINED THE DEPARTMENT
University of Nebraska-Lincoln: Assistant Professor to Professor of History, 1967-
University of Heidelberg, Germany: Fulbright (Teaching & Research) Professor, 1996
University College, Dublin, Ireland: Mary Ball Washington Professor of American History, 1977-1978
University of Cologne, Germany: Fulbright (Research) Professor, 1972-1973
- Wilsonianism: Woodrow Wilson and His Legacy in American Foreign Relations (New York: Palgrave Macmillan, 2002) [cloth and paperback editions]
- Wilsonian Statecraft: Theory and Practice of Liberal Internationalism during World War I (Wilmington, DE: Scholarly Resources, 1991) [cloth and paperback editions]
- Woodrow Wilson and the American Diplomatic Tradition: The Treaty Fight in Perspective (Cambridge, UK: Cambridge University Press, 1987) [paperback 1990]
- Writing Biography: Historians & Their Craft (Lincoln: University of Nebraska Press, 2004)
- A Crisis of Republicanism: American Politics in the Civil War Era (Lincoln: University of Nebraska Press, 1990)
RECENT ARTICLES AND CHAPTERS
- “The ‘Others’ in Wilsonianism,” U.S. Foreign Policy and the “Other,” eds. Michael Cullinane and David Ryan (Brooklyn, NY & Oxford, UK: Berghahn Books, 2014), forthcoming.
- “Legacy and Reputation,” A Companion to Woodrow Wilson, ed. Ross A. Kennedy (Oxford, UK: Blackwell Publishing, 2013), 569-87
- “U.S. Military and Diplomatic History during the Gilded Age and Progressive Era,” The Oxford Encyclopedia of American Military and Diplomatic History, ed. Timothy J. Lynch (New York: Oxford University Press, 2013), 1:420-32.
- “Making the World Safe for Democracy,” The Guide to U.S. Foreign Policy: A Diplomatic History, eds. Robert McMahon and Thomas Zeiler (Sag Harbor, NY: DWJ Books, 2012), 1:129-41.
- “The Great War, Americanism Reconsidered, and the Anti-Wilson Crusade,” A Companion to Theodore Roosevelt, ed. Serge Ricard (Oxford, UK: Blackwell Publishing, 2011), 468-84 .
- “Know Your Enemy–And Yourself,” Passport: The Newsletter of the Society for Historians of American Foreign Relations 42 (September 2011), 30-32.
- “Democracy, Peace, and World Order,” Reconsidering Woodrow Wilson, ed. John Milton Cooper, Jr. (Washington, DC: Wilson Center Press & Baltimore, MD: Johns Hopkins University Press, 2008), 225-49.
- “Woodrow Wilson and The Birth of a Nation: American Democracy and International Relations,” Diplomacy and Statecraft 18 (December 2007): 689-718.
- “War and Peace in the Global Community, 1989-2001,” A Companion to International History, 1900-2001, ed. Gordon Martel (Malden, MA: Blackwell Publishers, 2007), 394-407.
- “Woodrow Wilson and George W. Bush: Historical Comparisons of Ends and Means in Their Foreign Policies,” Diplomatic History 30 (June 2006): 509-43.
- “Woodrow Wilson, Alliances, and the League of Nations,” The Journal of the Gilded Age and Progressive Era 5 (April 2006): 139-65
- “Nationale Selbstbestimmung im Ersten und Zweiten Weltkrieg: Eine Vergleichsstudie von Wilson bis Roosevelt,” Deutschland und die USA in der Internationalen Geschichte des 20. Jahrhunderts: Festschrift für Detlef Junker, eds. Manfred Berg and Philipp Gassert (Stuttgart: Franz Steiner Verlag, 2004), 237-62.
Vice President (2013-2015) and President-elect (2015-2017) of the Society for Historians of the Gilded Age and Progressive Era
245 America since 1900
450 Capstone Seminar
345 History of the American Presidency
347 America and the World to 1914
348 America and the World since 1914
934 Seminar: Recent European History
942 Seminar: American History
- “Presidential Choices in a Divided America,” Dan and Carole Burack President’s Distinguished Lecture at the University of Vermont, Burlington, VT, October 2012
- “The Reagan Revolution,” Symposium on Privatisierung: Idee, Ideologie und Praxis seit den 1970er Jahren [Privatization: Idea, Ideology and Practice since the 1970s] at the Friedrich Schiller University, Jena, Germany, December 2010
- “Democracy, Peace, and World Order,” Woodrow Wilson 150 Symposium at the Woodrow Wilson International Center, Washington, DC, October 2006
- “Ideology and U.S. Foreign Policy: Woodrow Wilson to George W. Bush,” Ernst Fraenkel Distinguished Lecture at the John F. Kennedy Institute for North American Studies, Free University of Berlin, Berlin, Germany, July 2004
- “Neoconservative Wilsonianism,” International Politics Seminar at the Technical University Dresden, Dresden, Germany, July 2004
- “Woodrow Wilson and the League of Nations,” Crayenborgh College Honors Lecture at Leiden University, Leiden, The Netherlands, May 2004
- “Vietnam Revisited: Wilson’s Ghost,” Herbert S. Schell Lecture at the University of South Dakota, Vermillion, SD, October 2001