- Director of Hunter Wetlands Centre, Australia, since 2011
- President of the Australian Plants Society (Newcastle Group) 1997-1999
- President Australian Native Plants Society, Australia 2005-2009
- Planned and presented talks on a variety of subjects, promoting the use of Australian plants for community events. These have included: Landscaping with Native Plants; Backyard biodiversity; Native Plants for Wildlife; Water Sensitive Garden design; Wetland Plants.
- Designed and managed the implementation, with Janelle Harvey, of Parry Place at the Hunter Region Botanic Gardens
- Participated actively as a member of the Hunter Wetlands Centre Site Management Committee