Dr Lewis is a Clinical Psychologist and academic at the University of Canberra where she specialises in the treatment of people with body image issues and eating disorders. She runs a private Clinical Psychology Practice in Canberra. She regularly speaks to the media for the University of Canberra on mental health related topics (she writes a weekly mental health column for The Canberra Weekly) and supervises Honours, Masters and PhD students. Dr Lewis has written three self help books (Embracing You. A Pracitical Guide to Body Image and Self-Acceptance (2026); Positive Bodies: Loving The Skin You’re In; No Body’s Perfect. A helper's guide to promoting positive body image in children and young people) to help children, young people and adults who experience body image and eating issues. She also published, through Australian Academic Press, Eating Disorders. A Practitioner's Guide to Psychological Care. This book aims to assist health professionals and traineses, including students, working with people with eating disorders.