About the Team
Kyle Miller
Psychologist
Kyle provides forensic treatment at Melbourne Private Psychology.
He has several years of experience working with a diverse range of forensic clients, with offence histories including sexual, violent (including family violence), and drug-related (including trafficking). Kyle has undertaken a variety of roles in the forensic sector, including outreach and community support, and within the Melbourne Magistrates' Court and County Court of Victoria. Therapeutically, he has worked with a variety of presentations including depressive and anxious disorders, sleep concerns, adjustment disorders, neurodivergent presentations (including ASD and ADHD), and has a keen interest in personality disorders.
Kyle completed his studies at Monash University and his professional placement within a private practice setting.
He is available for in-person and telehealth consultation on Tuesdays and Thursdays.
Sarah de Haan
Clinical Psychologist
Sarah provides evidence-based treatment for a range of psychological conditions.
She has experience working in hospitals, schools, public mental health settings and has worked in private practice since 2016.
She draws on a wide range of therapeutic modalities to meet her clients’ needs, including Cognitive Behavioural Therapy, Acceptance and Commitment Therapy, Schema Therapy and Dialectical Behaviour Therapy. Sarah’s interests are in the areas of depressive disorders, anxiety disorders, eating disorders, trauma and insomnia.
Sarah is a registered Tuning in to Kids facilitator and Circle of Security program facilitator. She enjoys equipping parents with skills they need in order to parent with awareness, confidence and resilience. She is also a Dads Group Ambassador.
Dr. Mickael Bojczenko
Psychologist
Mickael is a registered psychologist with experience working with adolescents and adults across a range of psychological and forensic concerns.
With a warm and empathetic approach, he is committed to providing a respectful and non-judgemental therapeutic space where individuals feel supported in achieving positive change.
Mickael has extensive experience in the forensic sector, working with young people and adults involved in the criminal justice system. He takes a person-centred and strengths-based approach, collaborating with clients to help them gain insight and develop strategies to achieve their goals. His therapeutic practice is tailored to the individual, incorporating evidence-based interventions suited to their unique needs.
His clinical interests include anxiety and mood disorders, neurodivergent presentations, personality disorders, as well as working with individuals with intellectual disabilities. He also works with individuals experiencing stress management difficulties, challenging or problematic behaviours, and those engaging in criminal behaviour, including violence and sexual offending.
Mickael is available for in-person and telehealth consultations.
Liz Wallace
Clinical Psychologist
Liz conducts psychological assessments for family and criminal court matters.
Liz is an endorsed Clinical Psychologist with a Master of Clinical Psychology and membership of the Australian Psychological Society. She has extensive experience conducting psychological assessments in both family and criminal court contexts evaluating mental health, personality, violence and parental risk across children, adolescents and adults. At Melbourne Private Psychology, Liz works with adults and young people aged 12 and over across a broad range of matters, including parenting capacity, family violence, child impact, psychosexual risk, and mental health functioning.
Her assessments integrate structured professional judgement tools, standardised psychometric measures, and detailed clinical interviews to inform clear, evidence-based formulations. Liz’s reports are designed to respond directly to legal referral questions and align with current court guidelines and practice notes.
She is experienced in preparing reports for parenting proceedings, child protection matters, and criminal justice settings, and regularly liaises with legal professionals to ensure her input is clinically sound, procedurally appropriate, and practically useful to the court.
Assessments are available via telehealth and in-person
George Tzimas
Psychologist
George is a registered psychologist with experience in correctional and forensic settings, working with individuals involved in the criminal justice system.
With a warm and collaborative approach, he is committed to creating a respectful therapeutic space where clients feel supported in working towards meaningful change.
George has experience providing psychological treatment to individuals with histories of sexual offending, violent offending, family violence, and substance abuse. He works within evidence-based frameworks including the Good Lives Model and Risk Need Responsivity principles, tailoring his therapeutic approach to each person's unique circumstances and goals. His practice integrates cognitive-behavioural interventions with a strengths-based perspective that recognizes each individual's capacity for positive change.
His clinical interests include anxiety and mood disorders, personality disorders and substance use disorders. George values working collaboratively with clients to develop insight, build skills, and address the underlying factors that contribute to problematic behaviour. He is experienced in conducting comprehensive assessments, developing individualised treatment plans, and delivering both individual and group-based interventions.
George is available for in-person and telehealth consultations.
Dr. Mackenzie Auld
Clinical Psychologist
Mackenzie is a Clinical Psychologist experienced in the assessment and treatment of justice-involved persons and those presenting with complex needs.
Her research has focused on sexual harm prevention, related legislation and policy, and taking a human services approach to community risk management. Mackenzie has experience working across both forensic and mental health settings with individuals presenting with complex trauma, personality disorders, intellectual disability, neurodivergence, substance abuse, and other mental health difficulties.
Drawing from an evidence-based and strengths-informed approach, Mackenzie has experience conducting comprehensive actuarial and structured professional judgement assessments for both sexual and violent offending. She also has extensive experience conducting cognitive and neurodevelopmental assessments across a range of client presentations. Therapeutically, Mackenzie integrates evidence-based frameworks, including the Risk-Need-Responsivity and Good Lives models, alongside cognitive behavioural and acceptance-based approaches to develop individualised treatment plans and deliver targeted psychological intervention.
Mackenzie is available for in-person and telehealth consultations.
Dr. Nathan Akoka
Psychologist
Nathan is a registered psychologist with doctoral training in clinical and forensic psychology and a background in alcohol and other drug treatment. He has worked across addiction, inpatient mental health, youth and forensic services. At Melbourne Private Psychology, he provides psychological assessment and treatment for a range of concerns, including substance use and offending behaviours. This includes individual treatment for adults referred in relation to sexual offending.
Nathan takes a collaborative, non-judgemental approach. He helps clients understand what contributes to difficulties such as substance use, emotional distress or harmful behaviour, and develop practical strategies for change. Depending on the person and the referral, he draws on cognitive behavioural therapy, acceptance and commitment therapy, dialectical behaviour therapy and schema therapy.
Nathan has taught psychology at Swinburne and Deakin universities, and his research includes substance use and personality functioning. Please contact reception to discuss appointments in Richmond or via telehealth.
Peter Hanley
Director | Psychologist
Peter provides clinical and forensic assessment and treatment, including offence-specific treatment and risk assessment.
With over ten years in clinical and forensic private practice, Peter has provided offence-specific psychological treatment to hundreds of men charged with criminal offences, regularly providing expert reports for court and with experience providing expert evidence under cross-examination in the Magistrates, County and Supreme Courts of Victoria. He is experienced in assessing and treating a variety of clinical presentations, including anxiety and depression, personality disorders, substance use disorders, paraphilias and behavioural misconduct. He is experienced in assessing risk of violence, sexual violence, and criminal recidivism. He has assisted many men through sex offender treatment and behaviour change in the context of family violence and regularly liaises with Corrections Victoria, the Adult Parole Board, Child Protection, and various agencies and professional licensing organisations.
Peter completed his academic training at Swinburne University of Technology and his professional training under the supervision of Patrick Newton, clinical and forensic psychologist. Beyond his academic training and professional experience, his psychological approach has been informed by his childhood in rural Victoria, almost 20 years married to a lawyer, and fathering three children.
Mridula Vinothkumar
Administrative Coordinator
Mridula provides administrative coordination and support for clients at Melbourne Private Psychology.
Mridula completed Bachelor of Psychological Sciences at Monash University, and is currently undertaking a fourth-year program to further her education to becoming a psychologist. She is passionate about forensic psychology, with a particular interest in childhood trauma and its long-term impact on adult behaviour.
With over two years of experience in the healthcare administrative field, including in a psychology setting, she aims to help foster a welcoming and inclusive environment, as well as provide compassionate and efficient support for all clients throughout their journey at Melbourne Private Psychology.
Phoebe Nikakis
Administrative Assistant
Phoebe provides administrative support and helps create a welcoming environment for clients.
Phoebe is a second-year Bachelor of Psychology student at the University of Melbourne, with a strong interest in forensic psychology. She hopes to pursue a career in forensic assessment and treatment.
With experience across a range of client-facing roles, Phoebe brings strong interpersonal skills and a client-centered approach to her work. She is committed to helping create a welcoming and supportive environment for all clients at Melbourne Private Psychology, while also contributing to the smooth and efficient running of the practice through administrative support.