Dr. Fullerton is a clinical psychologist and consultant who specialises in helping clients develop personal and professional insights to enhance quality of life.

He holds a Bachelor of Arts in Psychology from Boston College, a Master of Science in Psychology from the California School of Professional Psychology (CSPP), and a Dual Doctorate of Philosophy in Clinical and Industrial-Organisational Psychology from CSPP. Dr. Fullerton is registered with the Australian Health Practitioner Regulation Board (AHPRA) as a Clinical Psychologist and member of both the Australian Psychological Society (APS) and American Psychological Association (APA). He is a Fellow of the APS College of Clinical Psychologists and member of the Australian Centre for Grief and Bereavement.

Dr. Fullerton has trained and practised in a range of previous settings, including San Diego County Mental Health Services (Crisis Centre), TalentSmart (Emotional Intelligence Consultancy), San Diego State University Counselling Services, in private practice (San Diego and Sydney), Voice Project (Employee Engagement/Service Quality Consultancy), Odyssey House NSW (Alcohol and Drug Counselling Service), and the Sydney North Health Network. He has managed a private practice in both San Diego, California, and Sydney, New South Wales, and brings a wealth of experience in clinical assessment, diagnosis, depth interpretation, and evidence-based intervention, as well as program development, service delivery, and care coordination.