Currently Adjunct professor, University of Canberra, Visiting Professor, Beijing Forestry University, Honorary professor, University of Wollongong and Visiting fellow, Australian National University.
Previously Chair, UK Joint Nature Conservation Committee, Secretary General Ramsar Convention on wetlands, Director Division of Ecological Sciences, UNESCO, Chief Science Adviser Environment Australia; Director Australian national Parks and Wildlife Service, Director Bureau of Flora and Fauna, Senior Lecturer Ecosystem Management, Murdoch university, Lecturer, Botany, Monash University.
Joint Recipient, with the 6-member Bureau of the Intergovernmental Council of the Man and
the Biosphere Programme, for the Prince of Asturias Award for Concord 2001
Doctor of Resource Management (honoris causa) University of New England, 1997
Awarded, jointly with the Chair of the Uluru - Kata Tjuta National Park Board of Management, for excellence in managing a World Heritage cultural landscape, the UNESCO Picasso Gold Medal, 1995
Member, International Model Forest Programme Advisory Council (2007 -)
Member, International Steering Committee for the International Mechanism for Scientific Expertise
on Biodiversity (IMOSEB). (2005- 2008)
Trustee, Parks Forum (2003 -)
Member, Board of the Millennium Ecosystem Assessment (2000 - 2005)
Member, Science and Technology Advisory Panel to the Global Environment Facility. (1998 -2000)
Commissioner, Parks & Wildlife Commission, Northern Territory (1997-99)
Chair, Inter-government Coordinating Council for the UNESCO Man and the Biosphere Programme
(1995-98)
Commissioner, Independent World Commission on the Oceans (1995-98)
Chairman, International Whaling Commission (1995-1997; Vice Chair 1992 - 1994)
Doctor Resources Management UNE