2021 (June – October) Special Adviser to the President.
2017- 2021, Associate Vice-President Academic, University of Windsor
2018 – 2019, Provost and Vice-President, Academic (Acting), University of Windsor
2016 – 2017, Acting Associate Vice-President Academic, University of Windsor
2015 – Distinguished University Professor
2006 - 2011, Research Leadership Chair, Faculty of Law, University of Windsor.
2005 - Professor, Faculty of Law, University of Auckland, [.2 fractional chair].
1995-2015, Professor, Faculty of Law, University of Windsor.
1990 - 1995, Dean, Faculty of Law, University of Windsor.
1981 - 1985, Assistant Professor, 1985 - 1995 Associate Professor, Faculty of Law, University of Windsor. Teaching responsibilities in Contracts, Remedies, Land Use Planning, and Municipal Law.
August 1979 - August 1980, Judges' Clerk to the Auckland Judges of the High Court of New Zealand.
January 1979 - August 1979, Junior Lecturer in Business Law Faculty of Business, Massey University, New Zealand.