Ms Copus Campbell has extensive experience working across the public, private, philanthropic and community sectors in Australia and the Indo Pacific. She has served as head of Australia's bilateral aid programs with Papua New Guinea, Fiji and Tuvalu and head of Australia's Pacific Regional programs. Ms Copus Campbell has worked in senior executive roles with CARE Australia and the Oil Search Foundation.

Stephanie is a founding Director on the Femili PNG Board (providing services to survivors of family and sexual violence) and the PNG City Pharmacy Ltd. Board. From 2018 to 2023 she was Chair of the Southern Highlands Provincial Health Authority Board (the third largest province in PNG).

Stephanie holds a Master of Philosophy from Cambridge University (UK) in international relations and a bachelor's degree from the University of California in political science, where she graduated Summa Cum Laude. She is currently undertaking a Masters of Social Work through the University of Melbourne. She is a graduate of the Australian Institute of Company Directors. She volunteers in palliative care at Clare Holland House Hospice and as a wildlife carer and rescuer for ACT Wildlife.