- Member of College of Science and Mathematics College Council, 2012-2015. Chair 2014-2015.
- Member Applied Mathematics Committee, Department of Mathematics and Statistics, James Madison University, since August 2007. Head, August 2013 to present.
- Member Advisory Board, Department of Mathematics and Statistics, James Madison University, August 2013 to present.
- Member Calculus Committee, Department of Mathematics and Statistics, James Madison University, since August 2010.
- Member committee to assess Mathematics Computer Science double major, October 2011.
- Member Gen-Ed Diversity Committee, since August 2010.
- Member Assessment Committee, Department of Mathematics and Statistics, James Madison University, August 2010 to August 2013.
- Member of MAA (Mathematical Association of America) since November 2007.
- Member Technology Committee, Department of Mathematics and Statistics, James Madison University, since August 2007.
- Member of ANZIAM (Australia and New Zealand Industrial and Applied Mathematics) and the AustMS (Australian Mathematical Society), February 1991 to January 2007.
- A founding member of the ANZIAM SA branch committee, early 1999 to July 2004.
- Head of the Applied Mathematics group within the Centre for Industrial and Applied Mathematics (CIAM), within the School of Mathematics and Statistics, University of South Australia from July 1996 to July 2004.
- Coordinator of the Hypatia Scholarship Programme for Mathematically Gifted Women, School of Mathematics, University of South Australia, 1998–2004.
- Assistant Editor, Gazette of the Australian Mathematical Society, October 1997 to December 2000.
- Seminar coordinator, School of Mathematics, University of South Australia, from August 1996 to March 1999.
- Member of Division of ITEE committee on early researchers, 2001.
- Acted as a referee for: Computational Techniques and Applications Conference proceedings, Engineering Computations: International Journal for Computer Aided Engineering and Software, Gazette of the Australian Mathematical Society, the Mathematics in Industry Study Group, the Engineering Mathematics and Applications Conference Proceedings, the Journal of the Australian Mathematical Society B (Applied), the ANZIAM Journal, the ACS Journal of Research and Practice in Information Technology, the Journal of Computational and Applied Mathematics, Mathematical and Computer Modelling, and the Journal of Environmental Modeling and Assessment. I have also been a PhD reviewer for theses from Murdoch University and LaTrobe University.
- I reviewed the submitted book “Algorithmic Puzzles” by Anany
& Maria Levitin for Oxford university Press, with the novelty that
they included one of my suggestions as an alternate answer to one of
the puzzles. I also reviewed “Keeping it R.E.A.L.: Research Experiences
for All Learners” by Carla Martin & Anthony Tongen for MAA
Publications.

- Conference organization:

- MISG 2000-2003, The Mathematics in Industry Study Group. Also assistant problem coordinator, 2002 and project coordinator, 2003.
- ANZIAM 2001, the annual meeting of ANZIAM.
- EMAC'98, 3rd biennial Engineering Mathematics and Applications Conference.