Dr Melissa Harrison

Principal Clinical Psychologist

BBSC, BSocSci(Psych)(Hons), DPsych(Clin), MACPA

Melissa first registered as a Psychologist in 2006. She completed a Doctorate in Clinical Psychology in 2018, and is currently studying for a Masters in Forensic Mental Health with UNSW (Faculty of Medicine, School of Psychiatry). Additionally, Melissa is currently engaged in an extensive program of supervised training to attain accreditation as an Advanced Schema Therapist.

Melissa has previously worked in child abuse and neglect, sexual assault, corrections, vocational rehabilitation, general and private practice. With a solid background in psychological assessment, Melissa consults in relation to various medico-legal matters (Workers’ Compensation, Victims of Crime, Parenting Capacity). Melissa has amassed extensive experience in the private sector conducting various forms of assessment include psychological functioning, educational and intellectual functioning, vocational assessment, pre-liability stress assessment, fitness for work, risk of recidivism, and drug and alcohol treatment needs. She conducts Single Expert Witness assessments for The Family Court of Western Australia, and acts as an Expert Witness to the Perth Children’s Court on Parenting Capacity Assessment matters.

Melissa works with a broad range of mood, anxiety and trauma-related disorders, and draws on a range of treatment approached including Cognitive Behaviour Therapy, Schema Therapy, Dialectical Behaviour Therapy (DBT), and Trauma Focussed therapies (TF-CBT & EMDR).

Melissa is Secretary for the Australian Institute of Clinical Psychologists (ICP), and a registered AHPRA supervisor.

Melissa is a registered Medicare provider (eligible for Clinical Psychology rebates) and is also eligible for rebates under most private health care funds.


Ph: 08 9751 1084
F: 08 9716 7373
E: [email protected]


Busselton:  181 Bussell Highway, Busselton WA 6280

Bunbury:  Unit 2, Marlston Offices, 11/13 Victoria Street, Bunbury WA 6230

Manjimup:  Southern Forests Medical Centre, 4 Lock St, Manjimup WA 6258

The Nudge Group

The Nudge Group is a locally owned private practice offering best practise, evidence-based services in psychological assessment and treatment of mental health disorders, relationship and sexual problems, as well as developmental and behavioural disorders in children.

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We acknowledge we are practising on the unceded land of the Wardandi and Bibbulman clans of the Noongar People. We pay our respects to their elders; past, present, and emerging. We recognise and celebrate the first peoples’ connection to the land, sky, waters and community. We pay our respects to the ongoing traditions of health knowledge and healing which have been practiced here for hundreds of generations.