Cressida trained in Philosophy, and was a Departmental Lecturer in Practical Ethics at Oxford University until 2019. She has also taught at University College London, New York University, and City University of New York. She returned to Australia in 2020 and worked as a Social and Policy Researcher for government and NGO clients, and as a Consultant Ethicist in Melbourne. She regularly writes op-ed pieces for Australian media including The Sydney Morning Herald, The Age, and the ABC, and she has appeared on the ABC's The Minefield podcast and on ABC radio.
Cressida has long-standing research interests in wellbeing approaches to policy, government and economics, and a particular passion for sustainability, gender equality, and child wellbeing.
Cressida has a PhD in Philosophy from City University of New York Graduate Centre, a MPhil in History and Philosophy of Science from Cambridge University, and a Bachelor of Arts from the University of Sydney. She has a daughter and twin sons, loves going to the theatre, and writes fiction in her spare time.