Marion was the inaugural Chief Executive of the Committee for Perth, a private sector funded think tank which she led for 16 years. She is an experienced Board Member and Statutory Authority Chair. Marion has an MSc in Cities from the London School of Economics & Politics MBA from Curtin Graduate School of Business and is an Adjunct Associate Professor at The University of Western Australia, Marion is recognised for her on the ground research having studied more than 30 cities across the developed world. She has been named as one of Australia’s 100 Women of Influence and is a Telstra Business Women award winner. In 2021, Marion received an Order of Australia for significant service to urban planning and infrastructure development.