“Diffuse Openness: An Empirical Challenge to the Hegemonic Stability Theory,” International Studies Association, Annual Convention, San Francisco, CA, 3-6 April 2013.
“European Labor Market Performance during the Financial and Euro Crises: Wage Rigidity and the Risk of Hysteresis,” Peterson Institute for International Economics, Washington, D.C., 29 January 2013.
“Die zwei deutschen Gewerkschaftsmodelle der Nachkriegszeit.” Das deutsche Gewerkschaftsmodell im Übergang. Festkolloquium anlässlich des 60. Geburtstages von Detlev Wetzel, der zweite Vorsitzende der IG Metall, Frankfurt am Main, 24 January 2013.
“Social Custom as an Explanation for Union Decline in Germany,” New York State School of Industrial and Labor Relations, Cornell University, 25 September 2012.
“German Lessons for American Manufacturers.” American Boiler Makers Association, Annual Conference, Palm Springs, CA, 13-16 January 2012.
“European Monetary Union: Philosophy, Organization and Performance.” Foreign Service Institute, United States Department of State, 6 September 2011.
“Explaining the Difference in European and US Reactions to Financial Crisis,” European Responses to Economic Crisis: Lessons for the US, Indiana University, Bloomington, IN, 7-8 April 2011.
“Understanding Germany’s Response to Economic Crises,” Three Big Players out of Sync: The United States, China and Germany in the Economic Crisis, Carnegie Mellon University, Pittsburgh, PA, 1 April 2011.
"The Euro Crisis: Out of the Woods, or Waste Deep in the Big Muddy?” Foreign Service Institute, United States Department of State, 8 February 2011.
“A Comparison of Public Pension Issues in Germany and the USA,” Université Montpellier, France, 8 October 2010.
“Industrial Relations in Europe, Germany and the USA: Different History, Culture and Approach,” Deutsche Post - DHL Legislative Conference, Washington, D.C., 28 June 2010.
“Unemployment and Labor Markets,” IX Annual Meeting of the Global Atlanticists, Rayburn House Office Building, Washington, D.C., 14 April 2010.
“Employee Relations at T-Mobile USA and Deutsche Telekom: More Contrast than Commonality,” Transnational Corporations and Labor Relations: The Case of Deutsche Telekom, A Joint Workshop sponsored by the Friedrich Ebert Foundation; the Kalmonovitz Initiative for Labor and the Working Poor, Georgetown University; and the Communication Workers of America; at Equality Center, Human Rights Campaign, Washington, D.C., 18 November 2009.
ARD German Radio
New York Times
San Francisco Chronicle
Voice of America
Wall Street Journal
Guest Professor, Université Montpellier I, France, October 2010.
Guest Professor, University of Kassel (Germany), January 2009.
DaimlerChrysler Senior Fellow, American Institute for Contemporary German Studies, Johns Hopkins University, Washington, D.C., 2002-2003.
James Bryant Conant Fellow in German and European Studies, Minda de Gunzberg Center for European Studies, Harvard University, September 1994 - August 1995.
Visiting Scholar, Zentralinstitut für sozialwissenschaftliche Forschung (ZI SOWIFO, Central Institute for Social Science Research), Freie Universität, Berlin, Germany January - August 1993.
Visiting Scholar, Wirtschafts- und Sozialwissenschaftliches Institut Düsseldorf, Germany August - December 1992.
In-Residence Fellow, American Institute for Contemporary German Studies, Johns Hopkins University, Washington, D.C., January - July 1992.
Visiting Scholar, Center for International Studies, Massachusetts Institute of Technology, Cambridge, Massachusetts, September 1988 - August 1989.
Visiting Scholar, Institut für Sozialforschung (IfS, Institute for Social Science Research), Frankfurt/Main, Germany, January - July 1986.
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