Lisa Choo graduated with a Bachelor of Psychology (Honours) and completed a graduate diploma in Psychotherapy and Master of Clinical Psychology. She has over 20 years of extensive experience in a variety of settings, including general and psychiatric hospitals, and community mental health services in Singapore and Australia, where she trained as a clinical psychologist. She was a Principal Clinical Psychologist at Khoo Teck Puat Hospital (KTPH) where she worked for 15 years. She provided assessment and therapy to child and adult and older adult patients with a broad spectrum of emotional problems such as anxiety and depression. She was involved in the training and supervision of psychologists, and promoted mental health education, particularly in the area of positive psychology through the provision of talks, seminars and workshops to healthcare professionals, corporate organizations and the public. She was also chair of a multidisciplinary workgroup, called LifeWorks! for 10 years caring for the general physical and mental health and wellbeing of all KTPH staff.

Prior to her time at KTPH, Lisa was at the Institute of Mental Health (IMH) working with patients with psychotic disorders for 6 years. She was also an honorary adjunct lecturer and clinical supervisor with the Department of Psychology, National University of Singapore.

Lisa has a personal interest in the study of resilience, mindfulness, and positive psychology, which has influenced much of her strengths-based therapy work with her patients and clients.