Date and place of birth: 28 Nov. 1935, Northwood, North Dakota, usa citizenship

- Acting Director, International Relations Programme, Trinity College, University of Toronto, 2004-2005

- Director, European Studies Program, University of Toronto, 1998 - 2001

- Academic Co-ordinator, U of T / DAAD Joint Initiative in German and European Studies, University of Toronto 1998 - 2001

- Visiting Professor, Institute for Modern History, Technical University, Berlin, Fall 1996

- Visiting Professor, Dept. of Economic and Social History, Eötvös Lorand University, Budapest, Spring 1994.

- Visiting Fellow, All Souls College, Oxford University, England, 1987-88

- Visiting Professor, Economics Department, University of Vienna, Austria, 1986-87

- Visiting Scholar, History Department, Rostock University, GDR, Spring 1986

- Mary Moody Northen Chair in the Arts and Social Sciences, Visiting Eminent Scholar, Virginia Military Institute, USA, Spring 1982

- Christian A.Johnson Distinguished Visiting Professor of Economics, Middlebury College, USA, 1980-81

- Visiting Associate, Clare Hall, Cambridge University, England, 1974-75

- Senior Associate, St.Antony's College, Oxford University, England, 1974-75

- Visiting Associate Professor, University of Wisconsin, USA, 1970-71

- Visiting Professor, University of the Philippines, (Jan.)1969-70

- Visiting Research Fellow, Yale University, USA, 1967 - (Dec.) 1968

- Assistant Professor, Williams College, USA, 1964 - 1967