2019 - present:  Member, Ecosystem Science Council

2018 - present: Honorary professor, Fenner School of Environment and Society

2014-2017: Hon Fellow, Monash University, Melbourne

2013-14: CSIRO Biodiversity Portfolio Director

2010-2013: Chief of Division of CSIRO Ecosystem Sciences

2007-2010: Chief of Division, CSIRO Entomology

1999-2007: Senior management, CSIRO Entomology

1995-1998: Officer in Charge, CSIRO European Laboratory, Montpellier, France

1984-1995: Ecologist, CSIRO Entomology, Darwin

1981-1983: Lecturer, Federal University of Technology, Bauchi, Nigeria

1982: PhD University of East Anglia, UK

1978: BSc Hons Biology, University of Manchester, UK