Philippa has been working as a research officer with the National Drug and Alcohol Research Centre, University of NSW, since October 2008. During this time, Philippa has worked on a number of projects, co-ordinated by Dr Katherine Mills, focusing on the epidemiology and treatment of co-occurring substance use and post traumatic stress disorder.

Philippa completed a Bachelor of Psychology honours degree at Macquarie University in 2008 and has volunteered as a telephone counsellor with Lifeline Australia since 2007. Philippa is currently completing a Master of Clinical Psychology at Macquarie University.