Meet the Clinicians, Practitioners & Admins at the GAC

Dr Rebecca Andrews

Practitioner Psychologist

Rebecca is a HCPC Registered Practitioner Psychologist with extensive experience of working with children and their families.

Her experiences are based on working with complex cases, vulnerable families, children and adults. She has experience working in educational and residential settings with challenging behaviours, learning disabilities, emotional and behavioural needs and mental health presentations. Through her private practice she is proud to provide both ongoing and time limited input to a range of services including The NHS, Local Health Boards and Local Authorities in England and Wales, as well as various private and charitable settings. She has experience with Child In Need and Looked After Children services, foster care, mental health facilities within Gloucestershire, Herefordshire, Bristol, Worcestershire and South Wales. Rebecca is trained and experienced in both ADOS-2 and ADI-R assessments.

Alan Hayes

Senior Mental Health Practitioner and Occupational Therapist

Alan has experience working across CAMHS, schools, community mental health, and neurodevelopmental services in both the NHS and private sector. His clinical expertise includes completing a range of neurodevelopmental assessments, including functional, adaptive behaviour, and sensory assessments, alongside supporting children and young people with a wide range of mental health and neurodevelopmental needs. Alan takes a holistic, strengths-based approach, drawing on his occupational therapy background to understand how emotional wellbeing, sensory processing, and everyday functioning influence participation in daily life.

Hannah Clarke

Integrative Psychotherapist

Hannah is a qualified Integrative Psychotherapist registered with BACP. She is also qualified to deliver animal assisted psychotherapy, EMDR and DBT therapy. Hannah is a clinical supervisor, having completed training recognised by the British Psychological Society and is a member of the EMDR Association UK. She has over 30 years’ experience of working therapeutically with adults, children & young people.

Dr Joanne Barratt

Clinical Psychologist

Jo is a Clinical Psychologist who has 11 years’ post-qualified experience working with children, young people, and their families with a range of needs across a variety of settings.

She has extensive experience working as part of a multidisciplinary team (MDT), providing comprehensive autism assessments within the NHS and in private practice. Jo is passionate about offering a supportive, compassionate, and affirming service that recognises each individual’s unique strengths, experiences, and needs.

Jo also has experience in post-diagnostic support and psychological therapy with children, young people, and their families. She values collaborative approaches and draws on a range of therapeutic models, including Acceptance and Commitment Therapy (ACT), Compassion-Focused Therapy (CFT), and Dialectical Behaviour Therapy (DBT).

Her approach is grounded in warmth, respect, and a commitment to helping people feel understood and empowered.

Tori Gunn

Speech & Language Therapist

Tori is a Highly Specialist Speech and Language Therapist with over 14 years’ experience working with children and families. She has a BA (Hons) in Linguistics from Swansea University and a Masters of Medical Science in Human Communication Sciences from The University of Sheffield. Tori has worked across Gloucestershire as an independent Speech and Language Therapist and for the NHS, as well as in Singapore at Asia’s most highly regarded private clinic. 

She is registered with the Royal College of Speech and Language Therapists, Health Care Professionals Council and Association of Speech and Language Therapists in Independent Practice. She is trained and experienced in ADOS-2 and ADI-R assessments.  Tori has extensive experience supporting children with a wide range of Speech, Language and Communication needs. 

Dr Anastasia Tsakiri

Consultant Psychiatrist

Consultant Psychiatrist in Child and Adolescent Psychiatry, Postgraduate Diploma in Forensic Psychiatry, MBChB, CCT CAMHS, ASRCPsych, MD

Ana has over 10 years’ experience working as a Child & Adolescent Psychiatrist in both the NHS and private practice, and is a Specialist Associate Member of the Royal College of Psychiatrists and member of the British Association of Psychopharmacology. Ana specialises in the assessment and management of ADHD, ASD, OCD, anxiety, depression, and behavioural and emotional difficulties, and is trained in ADOS, 3Di and Qb assessments.

Ana is passionate about supporting young people and their families, using a compassionate, non-judgemental approach to create a safe and encouraging therapeutic space. Her training in Systemic Therapy and family dynamics helps her to provide tailored support for families with complex needs.

Dr Hayley Silcox

Counselling Psychologist

Dr Hayley Silcox is an experienced Counselling Psychologist, currently working as a Principal Psychologist across private mental health care and inpatient settings. She has extensive experience supporting people across the lifespan, including young people and their families, as well as adults.

Hayley has many years’ experience working alongside neurodivergent individuals, with particular expertise in autism assessment. She also has specialist experience in the assessment and treatment of eating disorders.

Hayley’s approach is warm, compassionate and non-judgemental, with a focus on creating a safe and collaborative space. She aims to understand each person as an individual, recognising their unique strengths, experiences and needs, and to ensure that the assessment process is both thorough and supportive.

Imogen Dobie

Registered Mental Health Nurse

Imogen has ten years’ experience working across mental health services, including five years specialising in neurodevelopmental assessment. She is trained in the assessment of Autism and ADHD in adults and children aged seven and over, with a particular interest in presentations where these conditions overlap or may be less immediately recognisable.

Imogen takes a warm, person-centred and neuro-affirmative approach to assessment, recognising the importance of understanding each individual’s unique experiences, strengths and needs. She is particularly passionate about recognising subtle and masked presentations and helping clients feel listened to, understood and able to tell their story in their own way.

Unity Toher

Neurodevelopmental Support Practitioner

Uni has supported children and young people with their mental health, wellbeing, and learning since 2022 in educational and youth work settings. She has experience working in partnership with Child and Adolescent Mental Health Services (CAMHS), supporting young people with a range of needs. Uni’s approach places empowerment and compassion at the heart of her work. Drawing on her Master’s in Positive and Coaching Psychology, she is guided by evidence-based, strengths-focused approaches and enjoys helping people to flourish at their best. Uni lives in Gloucestershire with her partner and tortoise Columbus, who is nearly as old as her!

Fiona Baldwin

Administrator (Enquiries & Intake)

Fiona supports and guides families and individuals through the initial enquiry and registration process here at the GAC as their first point of contact. Fiona is a qualified early years teacher who has focussed her career on working with a range of families through volunteer work and in the charity sector.  She lives in the countryside with her husband and two young children, who she says are her greatest achievement in life.

Vicky Manton

Administrator (Bookings & Customer Support)

Vicky is an experienced administrator who supports our clients throughout the entire appointment booking and assessment process. Friendly, responsive and highly organised, she helps ensure clients and families feel informed, supported and reassured at every stage, giving them peace of mind throughout the process. She has a strong administrative background, including experience within multinationals and a university setting. Vicky lives in Gloucestershire with her husband and teenage children and enjoys walking her dog in the countryside.

Claudia Williams

Business Development & Operations

Claudia is a long-term resident of Gloucestershire and has helped organisations to improve and develop their operations for many years. She says: “I want our clients at the GAC to have the best experience from the very first time they contact us, and to feel supported by a robust process and service from us.” Claudia has two grown sons and lives with her husband in the countryside.