Our Psychologists

Dr Simonne Cohen

Simonne is an endorsed Clinical Psychologist with both private and public sector experience in providing assessments and therapy for children, adolescents and their families. Simonne is the Founder and Principal Psychologist at Nature & Nurture Child Psychologists.  Simonne provides a fun and energetic approach to therapy, and is passionate about helping children reach their full potential improving the lives of children and adolescents. She enjoys working collaboratively with parents, teachers and other professionals to ensure the child’s wellbeing and needs are constantly met.

She works as a general clinician but has a passion in the area of Autism Spectrum Disorders. Simonne completed her PhD through collaboration between Harvard University in the USA and Monash University in Australia, where she is investigated the relationship between sleep and behaviour in children and adolescents with autism.Whilst she has a specific interest and deep knowledge in treating sleep disorders in children with severe behavioural difficulties, Simonne is experienced at assessing, diagnosing and treating a wide range of childhood difficulties including developmental, learning, emotional, behavioural, and attention difficulties. She is trained in assessment tools such as the WISC/WIAT/ ADOS/ ADIR and Griffiths Developmental assessment.

In particular, Simonne is experienced in treating a range of childhood disorders such as anxiety, depression, obsessive compulsive disorder, oppositional behaviour, emotion regulation difficulties, sleep difficulties, trichotillomania, anger management and social skills difficulties. She is also experienced in conducting psychometric assessments to assess for Autism, ADHD, learning difficulties and giftedness.Simonne is skilled in a range of therapeutic techniques and parenting programs. She has had experience providing individual, group and family-based interventions and has training in Cognitive Behavioural Therapy, Mindfulness, Acceptance and Commitment therapy, Parent Child Interactive Therapy (PCIT).  Simonne is also trained in other evidence based programs such as “Triple P Parenting”, “Secret Agent Society”, “Tuning into Kids” and the “Cool Kids” anxiety program.

Personal Information:

• Bachelor of Psychology (Honors class 1) (UNSW)
• Masters of Clinical Psychology (Honors) (UNSW)
• Doctor of Philosophy (Clinical Psychology) (Monash University/ Harvard Medical School)
• Member of the Australian Psychological Society
• Board Approved Psychology Supervisor

Simonne is currently available on Mondays, Tuesdays  & Fridays primarily in Bondi Junction.

Caitlin Lord

Caitlin is a dedicated Clinical Psychologist passionate about empowering children and adolescents. She doesn’t just focus on the hurdles; she works to build lasting coping skills, achieve meaningful goals, and uplift the entire support system surrounding a young person.

Her Approach:

Caitlin believes that every child has unique strengths to be celebrated. She takes a neurodiversity-affirming and holistic view, looking at how attachment, life events, and environment shape development.

Whether navigating anxiety, depression, or social-communication challenges, Caitlin provides a compassionate space where parents feel heard and families are equipped to advocate for their child’s specific needs.

Caitlin prioritises rapport by learning what suits her clients best. Sessions are far from “one size fits all”. By weaving a client’s passions into every session, she makes growth engaging.

Depending on what feels right, her office might transform into a space for games and art, role-play, or deep, focused conversation.

Core Services:

• Comprehensive Assessments:
  Expert evaluations for ADHD, Autism, Giftedness, learning differences, and mood/behavioural profiles.
• Tailored Interventions:
  Individual, group, and family-based therapy using evidence-based tools like CBT and ACT. Caitlin blends systemic family therapy with practical strategies like Parent-Child Interaction Therapy (PCIT) and Collaborative Proactive Solutions (CPS).
• Specialised Programs:
  Caitlin facilitates programs including Secret Agent Society and Superflex, alongside her own custom-built workshops for preschool and Kindy-aged children.

Personal Information:

10 years in, and Caitlin’s curiosity hasn’t slowed down. She balances a decade of clinical expertise with a deep commitment to continuous learning, ensuring her practice stays as fresh and evolving as the clients she serves.

• Education: B.Psych (Hons) from Macquarie University; M. Clin Psych from ACAP.
• Professional Status: Registered Clinical Psychologist (AHPRA) and member of the APS.
• Accessibility: Registered Medicare provider under the Better Access initiative; NDIS (Self-Managed or Plan-Managed only)

Caitlin is available for consultations in Earlwood on Tuesdays, Thursdays and Friday.

Katia Liaros

Katia is a Clinical Psychology Registrar who specialises in supporting children, adolescents, and their families to navigate life’s challenges with confidence and resilience. She is known for her calm and thoughtful approach making young people feel understood and supported while providing them with the tools to manage and grow.

Katia completed her Bachelor of Psychology (Honours) (BPsych(Hons)) at Macquarie University and Masters of Clinical Psychology (MClinPsych) at the University of Technology Sydney. Her training and clinical approach emphasises applying an evidence-based and innovative practice to working with young people, with a strong focus on strengthening family relationships.

She has particular interest and expertise in working with neurodivergent children and adolescents, as well as treating obsessive compulsive disorder, anxiety, depression, emotional regulation difficulties, and various forms of advanced trauma. Katia understands how complex these challenges can feel for both young people and their families, and she works collaboratively with parents, teachers and other professionals to develop practical, realistic strategies.

 Katia places great importance on creating a safe, respectful therapeutic space where young people feel heard and valued. Her work combines warmth and compassion with clear, evidence-based intervention, helping clients tackle their challenges, develop effective coping skills, and move toward their goals with confidence.

Personal Information:

• Bachelor of Psychology (Honours), Macquarie University
• Master of Clinical Psychology, University of Technology Sydney
• Clinical Psychology Registrar, South Eastern Sydney Local Health District (SESLHD) Drug and Alcohol Services
• Member of the Australian Psychological Society (MAPS)
• Cool Kids Accredited Provider

Katia is available for consults in Earlwood on Fridays and Saturdays, under the supervision of Dr Simonne Cohen.

Julie Van

Julie is a Clinical Psychologist who provides a warm, person-centred, and collaborative approach to therapy. She is committed to creating a safe and supportive space for all individuals and endeavours to work with the unique needs of each individual to support them towards meaningful change.

Julie has experience working with children, adolescents, and their families in community, research, and private practice settings. She has a particular focus on working with young people experiencing anxiety, depression, low self-esteem, social and adjustment-related challenges, and emotional regulation difficulties. Julie draws from a variety of evidence-based approaches, including Cognitive Behavioural Therapy (CBT), Acceptance Commitment Therapy (ACT), and Motivational Interviewing (MI). She also has experience in delivering the Cool Kids/Chilled Anxiety program following her work at the Centre for Emotional Health Clinic at Macquarie University, where she supported children and their families in managing a range of anxiety disorders. Additionally, Julie has trained to conduct comprehensive psychometric assessments for ADHD and autism.

Julie has completed her Master of Clinical Psychology at Macquarie University and holds a Bachelor of Advanced Science (majoring in psychology with First Class Honours and neuroscience) from the University of New South Wales.

Personal Information:

• Master of Clinical Psychology (Macquarie University)
• Bachelor of Advanced Science, majoring in psychology and neuroscience (Honours Class 1) (UNSW)
• Member of the Australian Psychological Society (APS)
• Member of the Australian Clinical Psychology Association (ACPA)
• Member of the Australian Association for CBT (AACBT)

Julie is available to consult on a Monday, Wednesday and Thursday. She is under the supervision of Dr Simonne Cohen.

Madeleine Urquhart

Madeleine is a Clinical Psychology Registrar with the Psychology Board of Australia. Madeleine obtained a Bachelor of Psychology (Honours) from Macquarie University, graduating with first class honours. She also has a Masters of Professional Psychology and has recently completed a Masters of Clinical Psychology. Madeleine is passionate about helping children develop positive coping skills and supporting the family system.

Madeleine is interested in anxiety-related disorders, neurodevelopmental disorders, behavioural management, and parenting style management. Madeleine employs evidence-based frameworks and techniques to create individualised treatment plans. Madeleine is trained in providing therapeutic techniques such as Cognitive Behaviour Therapy and is trained in the Cool Kids Anxiety management program.

Personal Information:

•  Bachelor of Psychology (Honours Class 1), Macquarie University.
•  MA, Professional Psychology – Macquarie University  (Graduated 2023)
• Masters of Clinical Psychology – Macquarie University (Completed 2025)

Madeleine consults in Earlwood on Mondays and Tuesdays and is under the supervision of Dr Simonne Cohen.

Sharon Han

Sharon is a warm and engaging Educational and Developmental Psychologist with a unique combination of expertise: a decade of experience as a teacher coupled with years of providing support to children, young people and their families as a school psychologist. Sharon additionally has experience as a behaviour support practitioner, behaviour therapist and test administrator of psychometric assessments including WISC-V and WIAT-III.

 Sharon’s approach is person-centred, collaborative and values-driven. She meets young people where they are by taking time to explore their unique strengths, challenges, goals and personal values. Sharon encourages young people to engage actively in their work together and guides them to learn and apply practical strategies in their everyday lives. She often works closely with parents/caregivers, teachers, and other professionals to ensure comprehensive support.

 In her practice, Sharon draws flexibly from a range of evidence-based approaches including Acceptance and Commitment Therapy, Cognitive Behavioural Therapy, Dialectical Behavioural Therapy and the Situational Analysis Framework.

 Sharon has experience working with children and young people with a wide range of presentations including anxiety, depression, self-harm and suicidal ideation, interpersonal difficulties, emotional regulation difficulties, disordered eating, and grief and loss. She has a special interest in supporting young people with anxiety including social anxiety and separation anxiety.

Personal Information:

• Postgraduate Diploma in Educational Psychology (University of Victoria, NZ)
• Master of Educational Psychology (Honours Class 1) (Massey University, NZ)
• Postgraduate Diploma in Psychology (Massey University, NZ)
• Graduate Diploma in Psychology (University of Auckland, NZ)

Sharon currently consults on Saturdays only.

Hannah Roberts

Hannah is an empathetic and caring Psychologist who specialises in supporting children, adolescents and parents experiencing a range of emotional, behavioural and developmental differences. Hannah understands the importance of creating a safe and fun space where individual interests and strengths are valued, helping young people build skills and make meaningful, lasting changes.

Hannah has extensive experiences working with Autistic children, providing Behavioural Therapy tailored to each child’s unique strengths and needs. She has supported young people in private practice and in her role as a School Psychologist with the Department of Education, collaborating closely with families and school staff.

 Hannah adopts an integrated approach informed by Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT) and Dialectical Behavioural Therapy (DBT). She tailors her interventions to meet the individual needs of children, adolescents, and their families.

Hannah is trained in the Cool Kids, Cool Little Kids and Tuning into Kids programs. She recognises the importance of the family system and is passionate about supporting both parents and children to strengthen connection, understanding and emotional wellbeing.

Personal Information:

• Bachelor of Arts- Psychology (Honours First Class; Macquarie University)
• Master of Professional Psychology (University of Wollongong)

Hannah works Monday, Tuesday, and Fridays.

Natalie Parsa

Natalie is a mature, passionate, empathetic non-judgemental counsellor and practitioner who strives to help young people gain insight into their cognitions and support changes in thinking, emotions, and behaviour. Natalie engages a scientist practitioner mindset to all assessment and intervention protocols, adhering to the highest professional standards, demonstrating integrity, reflection, and accountability. Natalie has been collaboratively working with young people for the past 12 years, both in groups and individually, using emotion coaching, therapeutic modalities, critical thinking, facilitation, and play-based techniques to assist in optimising their potential.

Natalie has experience in working with young people with anxiety, obsessive compulsive disorder, specific phobias, emotion regulation, mood, and neurodevelopmental disorders. She has experience working with complex presentations including risk and comorbid disorders. Natalie has a keen interest in supporting neurodivergent populations, using a client-led, strengths based, fun and collaborative framework. She provides parent interventions including emotion coaching, with specific experience in pathological demand avoidance (PDA) presentations and emotion regulation challenges.

 Natalie is trained in delivering cognitive behaviour therapy (CBT), acceptance and commitment therapy (ACT), dialectical behaviour therapy (DBT), and emotion regulation strategies; and enjoys working both in groups and with individual young people and their families. Natalie is passionate about assessment and delivers assessment, diagnosis, and clinical report writing including the Connors 4, BASC-3, ASRS, WISC-V, and WIAT-III, RCADS SCAS, the DASSY.

 Natalie has worked at the Centre for Emotional Health at Macquarie University delivering assessments as well as flexibly delivering the Cool Kids manualised program to cater for child and family characteristics. Natalie has worked with children in a group setting at Resilience in Kids, providing psychoeducation, play and drama techniques, and mindfulness to help children develop resilience coping skills in dealing with daily “tricky stuff”.

Personal Information:

• Bachelor of Psychology (Honours First Class; Macquarie University)
• Master of Professional Psychology (Macquarie University)
• Member of the Australian Psychology Society (MAPS)
• Member of the Australian Association of Psychologists Inc (AAPI)

Natalie consults on a Mondays and Thursdays in Earlwood.  She is under the supervision of Dr Simonne Cohen.

Laura Marks

Laura is a Clinical Psychology Registrar who takes a warm and collaborative approach to therapy. She enjoys helping children recognise and build on their unique strengths, supporting them to develop greater self-understanding and confidence in navigating life’s challenges. Laura has experience working across the lifespan in hospital, research, private practice, and disability support settings. She draws on a range of evidence-based approaches, including
Cognitive Behavioural Therapy (CBT), Acceptance and Commitment Therapy (ACT), and Dialectical Behaviour Therapy (DBT). She has also delivered the Cool Kids/Chilled Anxiety Program through her work at the Centre for Emotional Health at Macquarie University, supporting children, adolescents, and their families to manage a range of anxiety conditions.

Additionally, Laura is trained to conduct comprehensive psychometric assessments for neurodevelopmental, learning, and attentional difficulties. She has experience using a range of assessment tools, including the Conners 4, BASC-3, WISC-V, WIAT-III, RCADS, ADIS, SCAS, and DASS-Y.

Personal Information:

• Bachelor of Psychology (University of Newcastle)
•  Master of Clinical Psychology (Macquarie University)
•  Member of the Australian Psychological Society (MAPS)
• Member of the Australian Clinical Psychology Association (ACPA)

Laura consults on Wednesdays and Thursdays in Earlwood and works under the supervision of Dr Simonne Cohen.