1996 – 2011:
Professor of Information and Organisation, Sheffield University Management School

1995:
Adviser, United Nations Development Programme

1991-1994:
Principal Research Fellow, Centre for Corporate Strategy and Change, Warwick Business School

1985-1990:
Reader, Department of Economics, University of Queensland

1986-1989:
Economic Adviser, Department of Trade and Industry, London

1981-1985:
Senior Lecturer, Department of Economics, University of Queensland

1977-1981:
Lecturer, Department of Economics, University of Queensland

1976-1977:
Research Officer, British Association for the Advancement of Science

1974-1976:
Research Fellow, Technology Policy Unit, University of Aston