She currently chairs the Southern Highlands Provincial Health Authority Board which is responsible for governing all health service delivery in PNG’s third-largest province. Stephanie is also a director on the Femili PNG Board (a local PNG NGO that supports survivors of family and sexual violence) and the steamships’ Community Grants Advisory Committee. She is a past Director on the Board Director for UNICEF Australia.

From 2009-2011, Stephanie was the head of Australia’s aid program with Papua New Guinea. She was also posted to Suva, Fiji, as head of Australia’s aid program with Fiji and the Pacific region and has had previous postings to PNG. During her early Australian government career, she worked on development cooperation with China and on environment and infrastructure policy. She has worked as the Principal Executive International Programs for CARE Australia and as a lecturer with Deakin University.

Stephanie holds a Master of Philosophy from Cambridge University (UK) and a bachelor’s degree from the University of California in political science, where she graduated Summa Cum Laude. In 2022 she qualified as a nationally accredited mediator and is available to undertake pro bono mediation. She is a graduate of the Australian Institute of Company Directors. She volunteers in palliative care at Clare Holland House Hospice and is on the Management Committee for ACT Wildlife.

In 2021 Stephanie was made a Member of the Order of Australia.